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必修2《Writing》公开课PPT课件优质课下载
c. Among them the most responsible is that students keep their eyes working for a long time on a cellphone, a computer or a book, which does great harm to their eyesight.
Step2. Put the following sentences in the right order.
d. What's more, doing eye exercise every day can help to keep good eyesight.?
e. Besides,bad habits are to blame. Some students may read in the sun or in a poor light;sometimes they like reading in bed or in a moving bus,which will affect their eyesight greatly.
f. Actually, there’re some reasons for this problem.
Step3. Put the following sentences in the right order.
g. Secondly,they should pay attention to the habits of using their eyes and give up the bad ones.
h. In my opinion, only if they obey the rules above, can they prevent their eyesight from becoming short-sighted.?
i. So what can be done to protect their eyesight? ?
Step3. Put the following sentences in the right order.
1 a.
6 b.
3 c.
8 d.
4 e.
2 f.
7 g.
9 h.
5 i.
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