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英語 高校生

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Grammar Focus noun refers to something that cannot be counted (a mass), and so it does not use a plural form. When a noun is countable and it refers to only one person, place or thing, the singular form is used. If the noun refers to more than one, we use the plural form. Plurals are usually created by adding -s to a noun's When a noun is used, it is important to determine if it is countable or uncountable. If uncountable, the singular form, but the spelling of plurals varies and can be irregular. Nouns-Countable / Uncountable Complete each of the following sentences with an appropriate word or phrase. 1. Donating blood is a good way to savea life because patients often require ( to help treat a fatal disease. ) or platelets b. was blood a. a blood C. blood d. its 。Radiation, matter, gravitation, electric charge, and magnetism are all invisible physical a. a phenomenon b. phenomenon C. the phenomenons d. phenomena 3. If people have ( )lasting a week or longer, it may be caused by the flu. a. fever b.a fever C. fevers d. the fevers 4. The ( )are using the forensic science lab report to help them in the investigation. a. detective b. police officer C. polices d. police ) travels in straight lines, and transmits energy from one place to another. a. Light b. The lights C. A light d. Lights ) people think that smoking is healthy, some people do think that smoking is ) people never try to quit smoking. C. few, quite a few 6. Although ( arelaxing tool. Surprisingly, ( a. quite a little, little b. little, quitea few d. quite a few, little ) in the summer camp are interested in nature. a. Most of childs b. The most child c. Most of children d. Most of the children ) can be dangerous if you don't recognize an adverse reaction. b. a medicine 8. Taking a. medicine d. one medicine c. medicines lectronic data exchange via e-mail or the Web is more eco-friendly than using millions of d. sheets of papers a. a sheet of paper c. sheets of paper b. a sheet of papers 10. 7Of the employees in the company are contract workers. c. Number d. Majority a. Lot b. Half

未解決 回答数: 1
数学 高校生

この問題、僕の回答は間違ってるんでしょうか? 理論的に間違ってるところが自分で見つけられなくて、困ってます 回答は枠の下側が途中式で、右上が最終の答えです 見づらくてすみません お願いします

したがって, 線分 CDを3:1に内分する点をL, 線分 BLを8:3に内分する点をMとすると、 基本 例題58 等式から点の位置の決定 OOO00 四面体 ABCD に関し,次の等式を満たす点Pはどのような位置にある点か。 [信州大) AP+3BP+2CP+6DP=0 基本 22 指針> 平面の場合でも似た問題を扱った(b.416 基本例題 22 (1) 参照)。 点Aに関する位置ベクトル をB(b), C(C), D(d), P(p)として,与えられた等式をあ c, à, あで表し,適当なベクトルを組み合わせて, 内分点の公式 にあてはめることを考え る。 数) 明声の中T9AHO 指 CHART 似た問題 方法をまねる 解答 点Aに関する位置ベクトルを B(), C(C), D(ā), P()とす ると,等式から +3(6-6)+2(万-2)+6(カー)=0 12万=35+26+6d 35+2+_(6-36+25 +) 3万+2c+6ā カ= 1 +62 よって 12 12 A 35+2c -=ē とすると 5 点E()は線分 BCを 2:3に内分する。 ここで、 テー占に- 11 5e+6d 11 カ= -(5e+64)= 12 5e+6d -7とすると D 点F()は線分 EDを 6:5に内分する。 の更に, B 11 6° カ= 12 E 3. C 点P()は線分 AFを 11:1に内分する。 したがって, 線分 BC を 2:3に内分する 点を E, 線分 ED を6:5に内分する点をFとすると, 点Pは 線分 AF を11:1に内分する位置にある。 <検討 +3d -1. か +&こ+)と変形し、 カー 36+2c+6a カ= 1 36+8- 12 c+3d 11 1 (36+8 11 12 4 12 4 35+81 -mとすると カ=m =m とすると 11 練 点Pは線分 AMを11:1に内分する位置 にあるとしても正解。 このとき,点Mと上の解答の点Fは一致する。 3 2

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英語 高校生

§18-1の下線部のorは何と何を並立してますか? §18-2(2)の,andのandは何と何を並立してますか? 教えてください。

共通関係一何と何が並んでいるの? 以下の英文を読み, 下線部を和訳しなさい。b indeed when my friend Peggy Hughes first suggested to me that d yno ai. bptnsg 0 b In the last decades of the eighteenth century, and in the first half of the nineteenth century, a number of words, which are now of capital importance, came for the first time into Common English use, or where they had already been generally There is in facta general pattern of change in these words, and it is possible to look at the wider changes in life and thought to 5 used in the language, acquired new and important meanings. thought at first of making these letters and notes into a book, and Icould and should do so, the idea seemed impossible and absurd. 42 o benti S 18 9on9brgg 1916W no) ny re G 5 O990 G200L0B tcione which the changes in language evidently refer. The destruction of (法政大) m s dependence on the m In 1960, when I first began writing notes about Lisa, I did 2 not think of myself as collecting data, or doing research, or getting ready to write a book. I was a charmed and delighted adult with(like Mrs. Bissex)“an inclination toward writing 5 things down," in the form of letters to friends or notes to mysell, of which I sometimes later sent copies to friends,/ (2 au thought at first of making these letters and notes into a boOK, e declo ard people who are diferst (協大) as and ies y mutual tudenstanding

解決済み 回答数: 1