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②
(1) (must) (be)
(2) (should) (be) ※should ~ ~するはずである、~するべきである
③
(1) (must) (have) (broken) ※must have ~ed(動詞の完了形) ~したに違いない
(2) (should) (have) (studied) ※should have ~ed(動詞の完了形) ~するべきだったのに(しなかった)
④
(1) I (had to buy an eraser yesterday).
(2) We (ought not to go out) in this storm.
(3) I (should not have done) such a silly thing.
(4) Charlotte (must have told my secret) to him.
⑤
(1) She must have left her bag on the train.
(2) I will have to attend the meeting this coming Saturday.
参考にしてください。
You're welcome!😊
参考になります!ありがとうございます!