MumwillnotletSimongooutnexttime

來源:國語幫 2.47W

問題詳情:

MumwillnotletSimongooutnexttime

Mum will not let Simon go out next time______ he returns home

before dark.

A.if      B.unless     C.when     D.but

【回答】

B

知識點:連詞

題型:選擇題

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