问题

____ do you clean the classroom?— Three times a day. [ ]
A: How long
B: How often
C: How soon
D: How many
B: How often
C: How soon
D: How many
正确答案是:
同类题型
Our school has a sports meeting ______ October 15th. [ ]
You can come ______ on Tuesday _______ on Friday, but whichever you choose, please let me know.
On his way to the airport, it ________ him all of a sudden that he had forgotten her birthday.
To ______ surprise, I got an A in my English test.
The Browns had the house painted brown when they moved in,____________?