Question

みな

１・２・３・４番わかる人教えて下さい!

4次の文を[
]内の指示に従って書きかえましょう。
(1) It rains. [for three days を加えて現在完了形に]
It
for three day.
(2) You have been to London.
[「今までに…か」という疑問文にして, Yes で答える]
been to London?
Yes, I
(3) My grandmother has seen a koala before.
[「今までに一度も…ない」 という否定文に]
My grandmother has
seen a koala before.
(4) Ihave already finished my homework. [否定文に」
Ihave
finished my homework