新概念英语第二册47-04
发布时间：2012-12-26 编辑：查字典英语网小编
Lesson 40 Food and talk
ask sb to do sth祈使句
next to : 与......相邻
be on: 上映
用虚拟语气 :
1. 与现在事实相反, 从句使用一般过去时, 主句使用would+动词原形
If you ate more and talked less,we would both enjoy our dinner
If it rained,it would not be hot. 如果下雨, 就不会这么热.
If it rained,I would not go. 如果下雨, 我就不去了.(会去的)
If it rains,I will not go. 如果下雨, 我就不去了.(有可能不去)
If you help me,I will be grateful. 如果你帮我, 我会感激你.
If you helped me,I would be grateful. 如果你帮了我, 我会感激你. (可惜你没有帮我, 我不会感激你)
Key structures
1.were
2.tries
3.will burn
4.would have to
5.lost
6.don’t apologize
7.were
8.won
9.would not be
10.could
make progress
do business
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