【題目】Students should do everything they can __their study.

A. improve B. to improve

C. improving D. improved

【答案】B

【解析】考查非謂語動(dòng)詞.句意:學(xué)生們應(yīng)該做任何他們能做的事情來提高他們的學(xué)習(xí). they can為后置定語,動(dòng)詞不定式做目的狀語,表示具體的將要進(jìn)行的動(dòng)作,結(jié)合語境可知選B.

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