1、本网站免费注册后即可以下载，点击开通VIP会员可无限免费下载！
2、资料一般为word或PPT文档。建议使用IE9以上浏览器或360、谷歌、火狐浏览器浏览本站。
3、有任何下载问题，请联系微信客服。
扫描下方二维码，添加微信客服
1.It is +adj./n.+to do sth.
照顾老人是我们的责任
2.It is +adj.+for/of sb. to do
你帮我学英语太好了
对我们来说，每天锻炼是重要的
It is our duty to look after the old
It is kind of you to help me with my English.
It is important for us to take exercise every day.
3.It takes sb.+some time +to do sth.
完成这项任务花了他两天时间
4.It seems/appears +adj. +to do sth.
现在省钱是不可能的
It took him two days to finish the work
It seems/appears impossible to save money now
2. Infinitives as predicative
不定式作表语，说明主语的内容，或表示具体的动作或将来的动作
我的愿望是成为一名工程师
他的工作是收集硬币
My wish is to become an engineer
His job is to collect coins
3. Infinitives as attribute
不定式作定语，置于被修饰名词或代词之后，并于修饰的名词之间有一种逻辑上的主谓或动宾关系。动宾关系时，不定式的动词应是及物动词，如不是及物动词，后面应有介词。
我没有椅子坐
I have no chairs to sit on
我们有两房间住
We have two rooms to live in
他是可以融洽相处的人。
He is the person to get on well with.
4.Infinitives as objects
My mother and I will continue to visit Vivien.