以前XDF老师好像是这么说的，但是看到很多not...as...as的例子 比如 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.
- claims suggest that the economy might not be as weak as some analysts previously thought
- claims suggests that the economy might not be so weak as some analysts have previously thought
- claims suggest that the economy might not be as weak as have been previously thought by some analysts
- 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
迷惑中~~~ | 
