1.  My teacher told me we should say" He is taller than I."

2.  Trees are very useful, we should plant trees, and Let them do good to us .

3.  But Wu Dong refuse it and said: "This what I should."

4.  On the other hand, being a student of senior middle school, I think we should spend much time listening to the English broadcast.

5.  It said I should study carefully.

6.  So we learn English should be speak it as much as possible and using and thinking in it as many as you can .

7.  everyone should have their home , everyone have their home's people should love their home .

8.  He told him that next time he wanted to hide in a letter-box, he should remember to stick a stamp on himself.

9.  So, the southern part should grow rice, and the northern should grow wheat, China have many production , for example, teas , China , coal, oil, pears, and so on .

10.  No one good climber with strong heats should try Popo .