Ourplane______atsixandlandedinBeijingAtakesoffwi

Our plane ______at six and landed in Beijing

A. takes off, within four hours

B. took off, four hours later

C. rose up, after four hours

D. raised up, in four hours

正确答案：B
11．答案为B参考译文：我们的飞机六点钟起飞四小时后在北京着陆此题是并列句前后的时态要一致都是一般过去时