—Mona will it take to fly to Guangzhou? —Sorry I don’t know.A. how longB. how soonC. h

问题补充：

—Mona, will it take to fly to Guangzhou?

—Sorry, I don’t know.

A. how long

B. how soon

C. how far

D. how many

答案：

(答案→)A. how long

B. how soon

C. how far

D. how many

解析：考查疑问词。how long多长，多久；how soon多久之后会发生某事；how far距离多远；how many数目有多少。句子是问坐飞机到广州需要多长时间，所以选A。