作业帮英语选择.说明原因说明原因._______the office,the foreign visitors were shown round the teaching building.A.Having shown B.Showing C.Has shown D.Having been shown.The library's study room is full of students _________for the exam.A.busily p
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英语选择.说明原因说明原因._______the office,the foreign visitors were shown round the teaching building.A.Having shown B.Showing C.Has shown D.Having been shown.The library's study room is full of students _________for the exam.A.busily p
英语选择.说明原因
说明原因
._______the office,the foreign visitors were shown round the teaching building.
A.Having shown B.Showing C.Has shown D.Having been shown
.The library's study room is full of students _________for the exam.
A.busily prepared B.busy preparing\x0b C.busyly prepare
D.are busily preparing full
英语选择.说明原因说明原因._______the office,the foreign visitors were shown round the teaching building.A.Having shown B.Showing C.Has shown D.Having been shown.The library's study room is full of students _________for the exam.A.busily p
D ,第一题有先后顺序,所以要加Having
A （which are）busy preparing
D.Having been shown 被……之后
【答案】D.Having been shown
【解释】
1、考点是分词作状语（时间状语）、分词的时态、分词的语态
2、分词作状语，相当于when的状语从句，如果分词表示的动作（be shown the office）发生在谓语表示动作（be shown round the teaching building）之前，分词用完成时，即having done
3、sho...
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【答案】D.Having been shown
【解释】
1、考点是分词作状语（时间状语）、分词的时态、分词的语态
2、分词作状语，相当于when的状语从句，如果分词表示的动作（be shown the office）发生在谓语表示动作（be shown round the teaching building）之前，分词用完成时，即having done
3、show在这里用被动语态 参观是被带领的
综上选D
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