求教GWD-18的11题！

assurance

Q11:

In no other historical sighting did Halley’s comet cause such a worldwide sensation as did its return in 1910-1911.

1. did its return in 1910-1911
2. had its 1910-1911 return
3. in its return of 1910-1911
4. its return of 1910-1911 did
5. its return in 1910-1911

答案说是A，我选的是C

excellences

答案是A

such。。。as。。而且as后面也要到装

diatomss

这是比较问题，建议LZ可以查询置顶帖的知识点。