完形填空。
      It's March now. It's time 1____________ plant trees (植树). Today is the 2nd of March. The students of
2____________ are planting trees. Some are 3____________. Some are carrying water. 4____________ are
watering the trees. All of the students are busy. 5 ____________ hard all the students are working! They are
helping to make our country beautiful.
(     ) 1. A. for      
(     ) 2. A. One class
(     ) 3. A. digging  
(     ) 4. A. The other
(     ) 5. A. WhatB. on         
B. Class First
B. to dig      
B. Others
B. Why        C. to   
C. Class one
C. dig
C. Another
C. How       D. at
D. Class One
D. digs
D. Anothers                                                      
D. When     


参考答案：
1. C  2. D  3. A  4. B  5. C

完形填空。
      It's March now. It's time 1____________ plant trees (植树). Today is the 2nd of March. The students of
2____________ are planting trees. Some are 3____________. Some are carrying water. 4____________ are
watering the trees. All of the students are busy. 5 ____________ hard all the students are working! They are
helping to make our country beautiful.
(     ) 1. A. for      
(     ) 2. A. One class
(     ) 3. A. digging  
(     ) 4. A. The other
(     ) 5. A. WhatB. on         
B. Class First
B. to dig      
B. Others
B. Why        C. to   
C. Class one
C. dig
C. Another
C. How       D. at
D. Class One
D. digs
D. Anothers                                                      
D. When     


参考答案：
1. C  2. D  3. A  4. B  5. C