语法专题（四） 数词
语法综合演练
Ⅰ.用括号中所给词的正确形式填空
1.Meimei is going to be an elder sister. Her parents are planning to have their (two) child.
2.The environment here is becoming better and better. (thousand) of birds are coming back.
3.He climbed so fast that he reached the (nine) floor in two minutes.
4.—Where were you born, Michael?
—I was born in a small village with only three (hundred) people.
5.The Internet appeared in the late (twenty) century.
