问题
_______have you been learning to swim?—Half a year. [ ]
A: How long
B: How often
C: When
D: How far
B: How often
C: When
D: How far
正确答案是:
同类题型
What a hot day it is! —So it is. I think an umbrella can help you _______ the heat.
Excuse me.Did you see a girl in red passing by just now?—-No,sir .I______a newspaper.
Yummy! The coffee is good.—That’s right. It’ll taste ______ with some milk.
Have you ever been to Shanghai, Mary?—Yes. I ______ there for three days with my parents last year.