公共英语一级写作语法
典型例题
(1) ---Do you know our town at all?
---No, this is the first time I ___ here.
A. was B. have been C. came D. am coming
答案B. This is the first time 后面所加从句应为现在完成时，故选B。
(2) ---Have you ____ been to our town before?
---No, its the first time I ___ here.
A. even, come B. even, have come C. ever, come D. ever, have come
答案D. ever意为曾经或无论何时，反意词为never，此两词常用于完成时。 This is the largest fish I have ever seen. It is/was the first time +that-clause 的句型中，从句要用完成时。
注意：非延续性动词的否定形式可以与表示延续时间的'状语连用。即动作不发生的状态是可以持续的。
(错)I have received his letter for a month.
(对)I havent received his letter for almost a month
兼有两种形式的副词
1)close与closely
close意思是"近"; closely 意思是"仔细地"
He is sitting close to me.
Watch him closely.
2)late 与lately
late意思是"晚"; lately 意思是"最近"
You have come too late.
What have you been doing lately?
3)deep与deeply
deep意思是"深"，表示空间深度;deeply时常表示感情上的深度，"深深地"
He pushed the stick deep into the mud.
Even father was deeply moved by the film.
4)high与highly
high表示空间高度;highly表示程度，相当于much
The plane was flying high.
I think highly of your opinion.
5)wide与widely
wide表示空间宽度;widely意思是"广泛地"，"在许多地方"
He opened the door wide.
English is widely used in the world.
6)free与freely
free的意思是"免费";freely 的意思是"无限制地"
You can eat free in my restaurant whenever you like.
You may speak freely; say what you like.