A chemist prepares his experiments carefully before trying to carry _____ in his lab.
A、it out
B、out it
C、them out
D、out them
【正确答案】：C
【题目解析】：them指代experiments, carry out与代词连用时应表述为carry+代词+out
A chemist prepares his experiments carefully before trying to ca
- 2024-09-16 17:57:53
- 英语（专升本）(z0009)