第12章　as的用法 1. C. 　本题句意为她脸上有紧张的表情，好像预感到有麻烦。as though = as if意为好像，引导的方式状语从句用虚... [查看全文]

综合练习1. She had a tense expression on her face, _______ she were expecting trouble.A. even thoughB. even asC.... [查看全文]

vi. as用作关系代词1. as与such连用，这时as = who/which。I have never heard such a story as you tells .我从来没有听到... [查看全文]

v. as用于固定短语中1. as if/though意为“好像……”。1）引导方式状语从句，当与事实不符合时，从句用虚拟语气。She loved the chi... [查看全文]

iv. as作连词引导比较状语从句1. 后接名词或代词。He is as old as I .他和我一样大。This film is not as interesting as ... [查看全文]

iii. as作连词引导方式状语从句和让步状语从句1. as作连词引导方式状语从句，表示“依照，按照，像，正如”Do it as I do.照我做的做... [查看全文]

ii. as作连词引导原因状语从句，与because的区别1. 一般说来，as表示听者已经知道的原因，因而常常位于句首；而because表示听者未知的原... [查看全文]

i. as作连词引导时间状语从句，表示“当……的时候”1. 主句的动作与从句的动作交替进行。意为“一边……一边”。“I'll come to pick... [查看全文]

第11章　主谓一致1. C. 　动名词作主语谓语动词用单数，由上下文可知本题是主动语态，因此选择C。2. A. 　前一个主语是poets（诗人）是... [查看全文]

综合练习1. Listening to loud music at rock concerts _______ caused hearing loss in some teenagers.A. isB. areC. h... [查看全文]