对本单元所学基础知识进行全面测评。

I. 单项选择（共20小题，每小题1分，计20分）

选出可以填入空白处的最佳选项。

1. __________ situation is becoming worse and worse. What should we do _________ next?

A. The, the          B. The, /           C. A, the            D. A, /

2. That old man is blind ___________ the left eye. He sees only __________ his right eye.

   A. with, in          B. with, with        C. in, in            D. in, with

3. This question is so easy that ____________ can answer it easily.

   A. someone         B. nobody          C. anyone           D. no one

4. That old man ____________ deaf. He can’t hear us at all.

   A. seems            B. looks           C. changes          D. shows

5. ____________ great courage he showed in the battle!

   A. How a           B. How            C. What a           D. What