GWD2-4一道有争议的语法题

仰莎修女

Q4:

On Earth, among the surest indications of sunspot cycles are believed to be the rate that trees grow, as seen in the rings visible in the cross sections of their trunks.

 

1. On Earth, among the surest indications of sunspot cycles are believed to be the rate that trees grow
2. On Earth, among the surest indications of sunspot cycles are, it is believed, the rate of tree growth
3. On Earth, the rate at which trees grow is believed to be among the surest indications of sunspot cycles
4. Among the surest indications on Earth of sunspot cycles, believed to be the tree growth rate
5. Among the surest indications on Earth of sunspot cycles is believed to be the rate at which trees grow

   Answer:

各位知道标准答案该选什么吗？

snake37

毫无疑问是E啊，没争议啊！
首先，动词应该是is而不是are，这是因为这是倒装，真正的主语在be动词后面，也就是the rate。

overthere33

E

争议在哪儿？

仰莎修女

GWD给的正确答案是C咧

overthere33

C里面的their就近指代sunspot cycles了

snake37

你看错答案了吧？

hbsonlylove

是E。C错因为as seen in the rings visible in the cross sections of their trunks不是修饰sunspot cycles的