题目内容
He didn’t make ______ clear when and where the meeting would be held.
| A.this | B.that | C.it | D.these |
C
C本题中,it用作形式宾语指代when and where the meeting would be held从句。
练习册系列答案
相关题目
题目内容
| A.this | B.that | C.it | D.these |