GWD2-Q4:

cjyc1

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

 

 

答案是C，我的答案是A。

羽衣草

 are 和主语the rate 不一致呢！排除啦

bobo19790111

是不是因为后半句中，as  seen in the rings。。。省略的主语要和前面一致，这样只有c满足。

nlogroup

The Key is E. The latter part of the sentence should logically modify " the rate at which trees grow".

bobo19790111

是e？

羽衣草

不是E吧,ON EARTH修饰的是....??

nlogroup

this questions is from PREPGMAT-1. The official key is E. 100% sure.