Grade

Type of questions

English Junior High

3.4枚目が問題文、5枚目が答え、1.2枚目は問題を解くときに必要な文です。 なぜこの答えになるのかがわからないので教えてください。 解くのは大変だと思うので、一問だけでも大丈夫です。

2 次は, 高校1年生の Yusuke が書いた英文です。 これを読んで、 問1~間6に答えなさい。*印 のついている語句には、本文のあとに 〔注〕があります。(34点) My father loves *dinosaurs and *fossils. He (he/them/in/collects/is/that/interested /so) dinosaur toys, small fossils and books about dinosaurs. I heard he tried to find fossils along the river with my grandparents when he was young. When I was younger, my family took me to the science museum every year. My father loved looking at the dinosaur fossils there, and he always explained them to me. So, I got interested in dinosaurs and fossils, too. My father has a restaurant near our house, and he displays some dinosaur teeth fossils in the restaurant. One day, he introduced one of his customers to me. The man, Mr. Shirai, also loved dinosaurs and fossils, and often visited museums all around the world, such as in America, Canada and China. He realized that my father was interested in the same things because of the fossils in the restaurant. They became good friends. One day in September, Mr. Shirai came to my father's restaurant and showed me a fossil. It was a beautiful fish fossil in a brown stone plate. I was surprised to see it, Mr. Shirai A me a lot about the fossil. He traveled to Germany to look for fossils, and he found many fossils there such as fish, animal bones and leaves. The area is very famous for "archaeopteryx fossils. I once saw a picture of the archaeopteryx fossil in a book, so I wanted to go to see the fossil in -4-

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English Junior High

1️⃣の(1)〜(7)の答え合わせをしたいのですが 答え教えて欲しいです。

にあてはまる語を書きなさい。 □(1) 父は毎日たくさん書類を読みます。 My father reads papers every day. (2) ウエダ先生は授業を始める前に、私をみんなに紹介しました。 文法 Before Mr. Ueda began the class, he 1 次の英文を ( 内の指示にしたがって書きかえなさい。 me everyone. (1) Let's buy some ice cream. (下線部について has a lot of fruit in it という説明を加えた文に) (2) He showed me a picture. (下線部について looked very old という説明を加えた文に) □(3) Did you see the car? (下線部について passed *in front of that building just now という説明を加えた文に) □ (4) This is a bottle. The bottle has a red cap. (関係代名詞を使って1文に ) *in front of...:…の前に 口(5) The boy has some books. The books have a lot of pictures in them. (関係代名詞を使って1文に □(3) 父は母が My father wants to g 4) 生徒たちは地球を救うよ 2 The students want t )内の語 (句) を使っ □1) これがコンピューターG 2)その老人はすばらしい音 次の質問に関係代名詞を □ What kind of robot d □ (6) My brother bought a car. The car has only two doors. (関係代名詞を使って1文に □(7) I need a bag. The bag can hold all of my textbooks. (関係代名詞を使って1文に) 重要次の日本文になる女になるときに リーディング 次の英文を ジンが夏休みの思い出に This summer I we Japanese popular musicians. The

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Mathematics Senior High

この基本例題27の(2)が解説を読んでもよくわからず、もう少し詳しく教えて欲しいです。お願いします。

300 基本 例題 27 同じものを含む順列 00000 J,A,P,A,N, E, S, E の8個の文字全部を使ってできる順列について、 次のような並べ方は何通りあるか。 (1) 異なる並べ方 (2)JはPより左側にあり,かつPはNより左側にあるような並べ方 CHART & SOLUTION p.293 293 基本事項 2 同じものを含む順列 |1 そのまま組合せの考え方で n! ②公式 p!g!r!...... (p+gtr+=n)を利用 0 ここでは,上の②の方針で解く。 (2) まず, J, P, N を同じ文字Xとみなして並べる。 並べられた順列において、3つのX を左から順にJ,P,Nにおき換えれば条件を満たす順列となる。 例:XAXAXESE と並べ, JAPANESE とおき換える。 解答 (1)8個の文字のうち, A, Eがそれぞれ2個ずつあるから 8! 2!2!1!1!1!1! 8.7.6.5.4.3 2.1 -=10080 (通り) ←1!は省略してもよい。 別解 8個の場所から2個のAの位置の決め方は 残り6個の場所から2個のEの位置の決め方は 残り4文字の位置の決め方は 4! 通り C2通り ①の方針。 C2通り よって 8C2×62×4!= 8.7 6.5 -X -×4・3・2・1 2.1 2.1 ←積の法則。 =10080 (通り) (2) 求める順列の総数は, J, P, Nが同じ文字, 例えばX, X, X であると考えて, 3つのX, 2つのA, 2つのE, 1つのSを1列に並べる方法の総数と同じである。 8! 8.7.6.5.4 よって -1680 (通り) 3!2!2!1! 2.1×2.1 別解 1 の方針で解くと 8C3 X5C2 ×3C2×1 8-7.6 5.4 -x3x1 3・2・12・1 =1680 (通り) POINT 並べるものの位置関係が決められた順列 位置関係が決められたものを すべて同じものとみなす PRACTICE 27Ⓡ internet のすべての文字を使ってできる順列は通りあり、そのうちどのも どのeより左側にあるものは 通りである。 [ 法政大 ]

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English Junior High

(1)の答えがchoosing、(2)の答えがウ、(5)の答えがアで、それぞれなんでその答えになるのかと、 5⃣の本文を上から4行、4行、5行、4行、3行、2行で分けた時それぞれに題名を付けるとしたらどうなりますか? 教えて欲しいですm(_ _)m

5 次の英文を読んで, あとの問いに答えなさい。 <川越東改> Origami is the Japanese art of folding paper. To do origami, the artist starts with a square piece of paper. Some people like to use special origami paper that is two colors. The front of the paper is one color, and the back of the paper is another color. Other people like to use origami paper that has patterns on it. After ①(choose) your paper, you can find many instructions for folding the paper into different things. Many people enjoy (make) origami flowers, animals, or things ( 3 ). For all of these things, there are a few kinds of folds that you need to use. For example, sometimes you need to fold the paper in half. Sometimes, the paper must be folded from corner to corner. If you follow the directions carefully, you can create a beautiful paper flower or animal. However, origami is more than folding paper. First, origami is an important part of Japanese life. For example, nature is important in Japan. In Japan, people care about the seasons, weather, water, or other things in nature. Origami is also a part of nature. That is why the most popular origami shapes are things like animals. Birds, fish, flowers, and stars are all popular shapes. It is a quiet activity, and can calm the mind and body. People who do origami like the activity as much as the art. They like it because origami demands a lot of attention. When people think hard about creating something, they forget about their problems. This allows them ④ to calm down. ⑤ Origami is also good for teaching children. They also learn to work carefully. Also, origami has squares and triangles. These shapes are important in all kinds of learning. Origami helps children to learn about these shapes. Maybe you can try to do origami yourself. You only need some paper and a book of instructions. You can find instructions for many origami shapes on the Internet. instruction direction (1)①,②の( )内の語を適する形にかえなさい。 (2) 30( に適するものを, ア~エから1つ選びなさい。 (3) (4) 7 to paint with 1 to talk with 1 (2) making. to play with I to help with (イ) ④に適するものを,ア~エから1つ選びなさい。 Origami is also easy to learn. 1 Origami is also good for your imagination. Origami is also difficult to learn. I Origami is also good for your mind. ⑤にはA~Cの文が入ります。 自然な流れの文章になる配列を, ア~エから1つ選びなさい。 A Children must follow these steps exactly. B First, origami has many steps. C This way, children can learn to follow instructions. ア A-B-C イ A-C-B B-A-C I B-C-A (5)本文の内容にあうものを, ア~エから1つ選びなさい。 If you follow some instructions for paper folds, you can enjoy many different origami shapes. Learning origami gives us a good chance to help animals on the earth. You may feel tired if you try hard to do origami carefully. I The most important thing for children's education is origami. (土)

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