The teacher said he needed _____ boys besides his students _____ the classroom.

　 A. 20 other; clean 　 B. 20 more; to clean

　 C. 20 more; cleaning 　 D. another 20; clean

 

B

 

another 20 students = 20 students more；　后面是不定式作目的狀語。

 

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科目：高中英語 來源： 題型：

.The teache rfound ____ difficult to decide____ he would take with him to attend the

conference.

  A.it;whom        B.himself;who       C.this;whom      D.that;who

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