问题

________ do you have an Art Festival in your school?—Once a year. [ ]
A: How long
B: How often
C: How far
D: How soon
B: How often
C: How far
D: How soon
正确答案是:
同类题型
My teacher encouraged me ________ more confident.
I haven’t seen her ____ the time ____ she had the accident.
The price of a cup of coffee is higher than _______ of a glass of Cola.
Did you have ________ fun at the party?—Yes. It’s ________ shame that you missed it.
Oxford University is ________ with tourists for its beautiful old buildings.