2. How did you _____ our product? Was it through our advertisement? A. understand B. learn of C. think of D. think about ...

7. I’m （ ）the impression that you have made much progress in your English study. A. at B. in C. under D. with ...

25. I would appreciate（ ）it a secret. A. you to keep B. your keeping C. that you keep D. that you will keep ...

12. It’s usually the case that people seldom behave in a（ ）way when in a furious state. A. stable B. rational C. legal D. credible ...

23. It’s now exactly half past seven.（ ）, the doctor has been here for two hours. A. In other words B. In another word C. On the other hand D. What‘s more ...

13. I like reading historical stories because I（ ）the lives that people led long ago. A. know B. see about C. inform of D. learn about ...

2. Another issue（ ）the new republic is the problem of the education of its citizen. A. confining B. confirming C. confronting D. contributing ...

19. His doctor prescribed some foods that can （ ）needed protein and vitamins to the diet. A. facilitate B. furnish C. supply D. equip ...

11. I just want to（ ）you that, even though you have completed four years of engineering, there are still many things about the subject you don't know. A. remember B. mention C. tell D. impress ...

5. His remarks left me（ ）about his real purpose. A. wondered B. wonder C. to wonder D. wondering ...