13. 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. (A) claims suggest that the economy might not be as weak as some analysts previously thought (B) claims suggests that the economy might not be so weak as some analysts have previously thought (C) claims suggest that the economy might not be as weak as have been previously thought by some analysts (D) claims, suggesting about the economy that it might not be so weak as previously thought by some analysts (E) claims, suggesting the economy might not be as weak as previously thought to be by some analysts
13,两种表达是一样的 16,没听说过这个定律哦~一般是具体情况具体分析;加上that of就不对了,比较的本来就是两个Rate啊~ 30,这个method用得很别扭,'sheilds'是'method'? For...., animal-hide sheilds with ...were...., a method ?? No! A is out For...., animal-hide sheilds with....were...., as a method.. B out! For...., animal-hide sheilds with....were..., as a protection of... too twisted! D is out. 至于E嘛~个人觉得如果没有逗号就对了 33C:wordy~