问题
__________ do you go for a trip with your family?-About once a year.[ ]
A: How long
B: How soon
C: How far
D: How often
B: How soon
C: How far
D: How often
正确答案是：
同类题型
Peter has many brothers, but he _________ have any sisters.
Do you play computer games? —No,_______. I don’t like them at all.
_______ is Lucy going to leave for America?-In two weeks.[ ]
Scientists are working hard to make _______ possible for people to live on Mars in the future.
The shop manager always says to his assistants, “We can never be ____customers.