There are usually ________ days in February.   
[     ]
A. twenty-eight
B. twenty-nine    
C. thirty
D. thirty-one
用所给词的正确形式填空。

1. September 1 is the _______ (one) day of our new term.
2. The boy often goes to the library to read _______ (story).
3. She usually _______ (watch) TV on Saturday evening.
4. He doesn't _______ (do) his homework every day.?
5. Ms. Lin _______ (be) never late for class.?
6. Look, he is _______ (put) on his shoes, he wants to play sports.?
7. Kangkang usually _______ (have) breakfast at home, but sometimes in a restaurant.?
8. Listen, they are _______ (read) in the classroom.?
9. Today is Sunday. Some boys are _______ (fly) in the park.
10. We often take exercise after school, but today we are _______ (play) the piano.

Quzhou is a wonderful place, _____ visitors come here every year.      
[     ]
A. two millions
B. million of
C. millions of
D. two million of
_____ people will come to Beijing for the Olympic Games in 2008.

[     ]

A. Millions of
B. Millions
C. Two million of
D. Two millions of
There are four ______ students in our school.

[     ]

A. hundred
B. hundreds
C. hundreds of
D. hundred of
—How many workers are there in the factory?
—There are ________.

[     ]

A. two thousand
B. two thousand of
C. more than two thousands
D. thousands of
As soon as Fei Junlong and Nie Haisheng came back from space, _____reporters interviewed _____and got some first-hand information.
[     ]
A. two thousand; they  
B. thousands of; them  
C. thousand of; their
D. thousands; theirs
There are ______ books in our school library.
[     ]
A. thousands of
B. thousand of
C. two thousands
D. two thousand of
—How many people went to the party?
—_____ people.  
[     ]
A. Two thousands  
B. Thousand of    
C. Thousands of      
D. Two thousand of
There are _____ different plants in the forests.
[     ]
A. five thousands
B. thousands of
C. five thousands of
D. thousand of
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