本章练习一答案



I. Choose the best answer to the blank. (3%×10=30%)

1-5 BCDCB    6-10 ACDCC

 

II. Choose suitable answers to the questions. There is usually more than one correct answer to each question. (3%×10=30%)

1. BD           2. BD      3. AC      4. AB         5. BC

6. ABD           7. ABCD     8. AB       9. ABC  

      10. ABC

III. True or false questions. (2%×20=40%)

Section A

1-5 TFTFT          6-10 TFTFT

Section B

11-15 FFFTF        16-20 FTTFT