108.过去时变成过去完成时一般为错
111.be regarded as/be credited with doing/be believed to do/be given credit for doing
112. ①to do sth>for doing sth
②主动、被动都可以用的时候，主动优于被动
③more+adj+n错
n+more+adj对
116.this, that, these, those单独出现在句中必错，应用such+n
117.the ability of sb to do
119.fair公平的，公正的 fairly相当地
significant重要的 significantly相当地
121.A order B to do C
124.after when错
132.equivalent to /the equivalent of/equal to have too broad a range of meanings to be used precisely here: that is, they can suggest more than merely numerical equality. Also, as quantitative expressions, equivalent and equal often modify nouns referring to uncountable things.
135.the inclusion of it requires a comma after classics to set off the new independent clause.
145.mandate that A be balanced
150.mistake A for B
172.not A, but rather B
175.due to ：to是介词，后面不能跟句子;比起 because/because of不简洁
177.In D, the sentence form X is why is unidiomatic (X is the reason why would be idiomatic but needlessly wordy and awkward).
178.政府法令用Ving表重复
183. ①avoid带主观色彩
②in order to wordy
189. ①like不能用来举例子
②不定式一定要有明确的动作发出者
190.manifestation与show语义重复
192.and与in addition语义重复
196.originally是用一般过去时的标志
197.as well as要求前后对称
205.come(to)/go/become/remain要保留
208. ①in that>because (of)
②两者都可用的情况下，同位语优于定语从句或宾语从句省略结构
217.order that 用虚拟语气
order sb to sth/order sth to be done
222.在表达含义相同时，介词由于分词
225.B+prep+A>AB
226.credit with having had sth
236. ①can 强调可能性;be able to强调能力;be able to be done错
②help(to) do; help sth to do; helpful in doing sth