2018-2019学年外研版高一英语必修4教学课件:Module 3 Grammar
2018-2019学年外研版高一英语必修4教学课件:Module 3 Grammar第3页

You can go swimming on condition that you don’t go too far from the river bank. While the Internet is of great help, I don’t think it’s a good idea to spend too much time on it. 3.All the nations should be equal, whether they are strong or not.

Look and decide which kind of clause they are.

Leading-in