GWD 7-32 Key A?

applebees

Q32: THE key is A,but i think B?

A surge in new home sales and a drop in weekly unemployment claims suggest that the economy might not be as weak as some analysts previously thought.

1. claims suggest that the economy might not be as weak as some analysts previously thought
2. claims suggests that the economy might not be so weak as some analysts have previously thought
3. claims suggest that the economy might not be as weak as have been previously thought by some analysts
4. claims, suggesting about the economy that it might not be so weak as previously thought by some analysts

claims, suggesting the economy might not be as weak as previously thought to be by some analysts

assfgrtrtr

B时态不对

winners

a surge and a drop 后接动词复数形似，b是错的.