填空题

Not_________ (know) how to do the math problem, she came to ask her brother.

【参考答案】

knowing

<上一题目录下一题>

热门试题

填空题

The noise was so loud that it could (hear) ______from far away.

填空题

I don’’t mind (have) _______a dog in the house so long as it’’s clean and it doesn’’t smell.