10.__________English is___________ useful language.　 A.A, an　　 B./, a　　　 C.The, an　　　 D. A, / 11.John was given _______ orange bag for his birthday but ______ bag was lost just now.　 A.an,a　　 B.a,the　　 C.the,a　　 D.an,the

9.We have been in the school for______. 　 A.three and a half month　 　　　　B.three and a half months

C.three month and a half　　　　　 D.three months and half　　　　　

8.__________people went out to see what had happened.

　A.Thousands of B.Three thousand ofC.Thousand of D.Three thousands　　　　　

7.June 1 is __.　 A.the Children's Day　 B.the Childrens' Day　 C.Children's Day D.Childrens' Day

6.A lot of____are talking with two_______.　

　A.Germans,Frenchmans　 B.Germen,Frenchmans　 C.German, Frenchmen　 D.Germans,Frenchmen　　　

5.There are three_____and seven____in the picture.

　A.monkeys,sheeps　　 B.monkeys,sheep　 C.monkies,sheep　 D.monkies,sheeps　　　　　　　

4.Would you give me________,please?

　A.two papers　　 B.two piece of paper　　 C.two pieces of paper　　 D.two pieces of papers　　　　　

3.You don't look well.You'd better go to the______(doctor) at once.　　　　　　　

2.Are these_____(watch)yours? Yes.　　　　

1.At the beginning of the_____(twenty) century,the world's population was about 1700 million.