问题

________ how to do the homework, I went to ask my teacher for help.
A:Not known
B:Not knowing
C:Not know
D:Not being known
B:Not knowing
C:Not know
D:Not being known
正确答案是:
同类题型
What kind of home do you ________ ——We live in a big flat ________ a big balcony and 3 bedrooms.
He had no idea of what he should say in answer to the question, ______?[ ]
I don’t know if it ____ (rain) tomorrow. If it ______ (rain) tomorrow, I won’t climb the hills.
Can you play ________ piano —No, I can’t. But I can play ________ basketball.
Fruit and vegetables inareas_________ there is enough water.