English teachers are supposed ________ their students a test

English teachers are supposed ________ their students a test in class, even after class, ________ better teaching results.
A.to give; ensuring B.giving; to ensure
C.to give; to ensure D.giving; ensuring
qazwsx_001 1年前 已收到1个回答 举报

真倚修竹 春芽

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C

C 考查非谓语动词的用法。be supposed to do sth.“应该做某事”,排除选项B和D;第二空是动词不定式作目的状语,即“为了确保更好的教学效果”。可知C项正确。

1年前

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