(每日一练)2022 届高中英语一般过去时专项训练题
单选题
1、My brother took the pills for only three days before he fully recovered, so the medicine__________very effective.
A.provesB.is provedC.provedD.was proved
答案:C
解析:
考查动词时态。句意:我哥哥在完全康复之前只吃了 3 天药。因此证明这个药是有效的。A. proves 证明(单
三);B. is proved 被证明(一般现在时的被动语态);C. proved(过去式);D. was proved(一般过去式的被
动语态)。prove 表示“证明”,用主动形式表示被动含义。根据 took 可知,此句是一般过去时,故选 C 项。
2、________ this instrument should have put its work permit number on the box.
A.Who checkB.Those who estimates
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