2. 外语
  3. The United States (has sent) several (spacecrafts) into orbits (around the earth) and has collected a lot of (information).

The United States (has sent) several (spacecrafts) into orbits (around the earth) and has collected a lot of (information).

admin2011-01-26  65
问题 The United States (has sent) several (spacecrafts) into orbits (around the earth) and has collected a lot of (information).
选项 A、has sent
B、spacecrafts
C、around the earth
D、information
答案A
解析 改为sent。一般过去时陈述过去发生的事情。
转载请注明原文地址:https://kaotiyun.com/show/0TBO777K
0

考博英语

相关试题推荐
随机试题
最新回复(0)