-How many chapters does the book have? -It ____ three chapters.
| A．consists with | B．consists of |
| C．including | D．is contained |
________ his scientific work，he has no time to care for his family affairs，which his wife always complains about.
| A．Devoted to | B．Devoting to |
| C．Being devoted with | D．Devoted with |
If ________ the same treatment again，he is sure to get well.
| A．giving | B．being given |
| C．give | D．given |
—The train is due to leave at 7：50.
—________ we fail to arrive there in time?
—I'm afraid you'd better go in a hurry.
| A．What if | B．As if |
| C．Even if | D．Only if |
________ nobody wouldn't go to the spot，he went without a second thought.
| A．While | B．As long as |
| C．Where | D．In spite of |
With the development of science and ________，Internet will play a more and more important part in our life.
| A．technology | B．skill |
| C．technique | D．power |