how long does it take from beijng to london by plane?a.it costs 1,200 dollarsb.it takes about 7 hoursc.it`s not near enough

问题描述:

how long does it take from beijng to london by plane?
a.it costs 1,200 dollars
b.it takes about 7 hours
c.it`s not near enough

选择B,题目是问中途要用好长时间.

B
问得是多长时间,当然用b/大约7个小时