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2
Grammar Using it as the empty subject
A Answer these questions using it as the subject.
B Put the words in the correct order to make meaningful sentences.
3
Rewrite the sentences below using it as the empty subject.
C Write a sentence using it and a to-infinitive under each picture below.
C Write a sentence using it and a to-infinitive under each picture below.
4
It seems that it is going to rain.
It appears that his mother knows the truth.
Translate the following Chinese sentences into English.
D Put the words in brackets in the correct order to complete the conversations.
H
Homework
1. 用it作形式主语，改写下列句子。
? To have a good knowledge of history is very helpful for all of us.
? To learn a foreign language is very useful for a scientist.
? To finish this work in three hours is necessary.
? To sit by the fire with a book in winter is very comfortable.
? To guess where they are is difficult for me.
? To see you staying in bed all the time makes me feel sad.
2. 完成下列汉译英的练习。
他来到饭店的时候，已经是12点50分了。
照顾孤儿是他的职责。
修车花了我一百美元。
看样子她得了重感冒。
3. 以小组为单位，分工搜集某一种自然灾害的相关信息，为完成下 节课的课题任务作准备。
4. 完成《练习册》第51至 53 页Grammar的练习。