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

1-5 BADCC    6-10 BADCD

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

1. BCD      2. CD        3. AC        4. ABC       5. BC
6. ABD      7. AB        8. AC        9. ABCD      10. ABCD

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

1-5 TTFTT      6-10 TTFFT        11-15 FFTTT     16-20 FFTFT