问题
What do you think of ____opening ceremony ofthe national games –It is simple but ____great success
A:Not known how to
B:Unknown what to do to
C:His knowing not how to
D:His not knowing how to
B:Unknown what to do to
C:His knowing not how to
D:His not knowing how to
正确答案是：
同类题型
Will you attend the ceremony tomorrow?—What ceremony? I ____ informed of anything about it
_____ I invite Jack to the party? —Yes, it’ll be nice if you _____.
________ of his son’s safety, the father turned off the light and went to bed.
We shall go to help them_______we are free.
Much to our surprise, he was finally ____ into joining our adventurous travel to the South Pole. [ ]