5.People use st _m _ _ for sending letters.

4.It is because in the m _ d _ _ n world, English is very widely used for b _ s _ n _ s s between different countries.

3.I think this jacket is made of s _ _ _.

2.Tomatoes are gr _ _ _ in many countries.

1.I don't think this jacket is made of c _ tt _ n.

20. If you learn even ____ English, you'll find it ____ after you leave school.

　　 A、few, no use　　 B、a little, useful 　　 C、much, useless　　 D、many, useful

19.The two foreigners speak ____，so I think they must be from _____.

　　 A、German, German　　 B、Germany，Germany

　　 C、German, Germany　 D、Germany, German

18.The number of cows ____ increasing(增加)now.

　　 A、are　　 B、were　　 C、is 　　 D、will be

17. ______students are planting trees over there.

　　 A、The number of　　 B、A great many

　　 C、Many of 　　　　　　　 D、A lot

16. _____ of people coming to China for a visit is rising.

　　 A、A number　　 B、A lot　　 C、The number　　 D、Many