Question

Kanon

⑴ I have waited for a bus (アby イfor ウsince) twenty minutes.
⑵ This is the letter (アwhich sent イwho sent ウthat was sent ) from my friend.
⑶ You should not eat (アwhile イwho ウwhy )
you study.
⑷ He was standing (アon イin ウat ) front of the house.
⑸ It will be wonderful (アto see イsee ウseeing ) the wild animals there.

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Answer 1

ゲスト

(2)解説続き

Kanon

ありがとうございます！

Answer 2

ゲスト

(2)ウ

Answer 3

ゲスト

(1)イ

分かりづらかったらすみません…