You can buy fruit here－oranges and bananas, ________．

Jack is a kind-hearted boy, ________ he is always helping others．

as if和as though引导的从句所叙述的情况与事实相反时，从句的谓语动词多用虚拟语气。在虚拟语气结构中，用________时态来表示现在的情形；用________时来表示过去的动作或状态；用________时表示正在进行的动作；用________时表示将要发生的动作。

当as if和as though从句的主语和主句主语一致，且从句中含有系动词be的某种形式时该主语和系动词可以省略。

例如：John paused as if(he was)expecting Mary to speak．

请完成下表，掌握动词不定式的时态和语态

Edison is considered ________ the first electric lamp．

用consider的适当形式填空。

________ that he is very young, the pianist plays amazingly well．

完成句子。

I am considering ________　________(出国留学)．

完成句子。

He ________(不习惯早起)now．

请用本单元所学单词或短语的适当形式填空。

1．coincidence　2．collision　3．compensate　4．component　5．consensus　6．contemporary　7．corrupt　8．crayon　9．departure　10．dimensions

请用以上单词的正确形式填空。

1．The firm has ________ their workers for their injury at work．

2．Can we reach a ________ on this issue?

3．Do you think young people are ________ by big city life?

4．What is the ________ time of the flight to New York?

5．What a ________ that I was in London at the same time as you!

6．Children like to draw on paper with ________．

7．Beethoven was ________ with Napoleon．

8．The room is so big and what are the ________ of it?

9．Three people were killed in a ________ between a bus and a car．

10．Have you found one of the ________ of my camera I put here a moment ago?

请用本单元所学短语的适当形式填空。

After his father died, he ________　________　________(被迫)leave school to make a living on his own．