2018年成人英語三級《詞匯語法》每日一練(6.23)

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2018年成人英語三級《詞匯語法》每日一練(6.23)

【第一題】

You should have put the milk in the ice-box; I expect it _____ undrinkable by now.

A. became B. had become C. has become D. becomes

詳解：答案為C。與by now, so far, tip to now這樣的短語連用時，謂語動詞用現(xiàn)在完成時。

【第二題】

After writing poetry unsuccessfully for several years, he was not certain whether to quit or _____ with his art.

A. if he should continue

B. he should continue

C. to be continued

D. to continue

詳解：應(yīng)選D項。to continue與to quit并列。

【第三題】

The firm will have to step _____ production if it is to defeat its competitors.

A. off

B. in

C. out

D. up

詳解：應(yīng)選D項。step up意為“提高，加快”;step off意為“開步走，步量(距離)”;step in意為“介入，干涉;參加進(jìn)來(幫忙)”;step out意為“走出去”。

【第四題】

_____ the financial means to remain independent, Thomas Edison was compelled to seek employment as a night telegraph operator.

A. He was deprived of

B. Deprived of

C. That he was deprived of

D. Although he was deprived of

詳解：應(yīng)選B項。過去分詞表原因作狀語，句意為：失去了保持獨立經(jīng)濟(jì)來源，愛迪生不得不當(dāng)夜間電報員。

【第五題】

The angry teacher gave the order that nobody _____ the classroom before twelve.

A. would leave

B. left

C. had left

D. leave

詳解：應(yīng)選D項。that引導(dǎo)order(命令)的同位語從句，從句用(should)do表示虛擬語氣。

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