2. 外语
  3. All astronauts Acarry a passport Bduring they are traveling in space Cbecause they may need it upon Dreturning to Earth.

All astronauts Acarry a passport Bduring they are traveling in space Cbecause they may need it upon Dreturning to Earth.

admin2019-07-01  78
问题 All astronauts Acarry a passport Bduring they are traveling in space Cbecause they may need it upon Dreturning to Earth.
选项 A、 
B、 
C、 
D、 
答案B
解析 During is a preposition where an adverb is needed to introduce a subordinate clause. Correction: while.
转载请注明原文地址:https://www.kaotiyun.com/show/iSfO777K
0

托福（TOEFL）

相关试题推荐
随机试题
最新回复(0)