The United States (has sent) several (spacecrafts) into orbits (around the earth

游客2025-05-08 7

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://tihaiku.com/zcyy/4067615.html

相关试题推荐

随机试题

最新回复(0)

PeopleintheUnitedStatesinthenineteenthcenturywerehauntedbytheprospe