题目内容：
She thought ____ impossible to finish so much work in a day.
[ ]
A. this B. that
C. its
D. it
参考答案：
单选题：She thought ____ impossible to finish so much work in a day...
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B. that
C. its
D. it
B. that
C. its
D. it
When first ___________to the market, these products enjoyed ..
When first ___________to the market, these products enjoyed great success.[ ]A. introducing B. introducedC. introduce D. being introduced
He didn't make clear when and where the meeting would be he..
He didn't make clear when and where the meeting would be held. [ ]A. thisB. that C. itD. these
He knows that ________ is time that he ________.[ ]A．it; q..
He knows that ________ is time that he ________.[ ]A．it; quits smokingB．it; quitted smoking C．this; should quit to smokeD．that; quitted to smoke
____ felt funny watching myself on TV.[ ]A. One B. This C..
____ felt funny watching myself on TV.[ ]A. One B. This C. That D. It.
I hate ___ when people talk with their mouths full.[ ]A. i..
I hate ___ when people talk with their mouths full.[ ]A. it B. that C. theseD. them