[题目] I to reach the manager for the last two hours but the line is always busy.A. tried B. have tried C. had tried D. have been trying 题目和参考答案——青夏教育精英家教网—

题目内容

【题目】 I ______ to reach the manager for the last two hours but the line is always busy.

A. tried B. have tried C. had tried D. have been trying

【答案】D

【解析】

试题分析：句意：在过去的两个小时我一直在努力和经理联系上，但一直占线。have been trying是现在完成进行时，强调动作一直在进行。故选D。

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成长阅读系列答案

A. because B. that C. where D. why

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A.less than
B.rather than
C.more than
D.other than

A. whom B. when C. that D. what

A. why B. how C. whether D. where

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—Go to ________ open space away from buildings or trees.

A．the; the B．the; an C．an; the D．an; an

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C．were preserved

D．have not been preserved

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