---- Who’s that? ---- ____ Professor Li.
| A．That’s | B．It’s | C．He’s | D．This’s |
If only he________ quietly as the doctor instructed, he would be better now.
| A．lies | B．should lie |
| C．had lain | D．laid |
_______ a report, some 844 animals and plants have disappeared in the last 500 years.
| A．According to | B．Apart from |
| C．In addition to | D．Despite |
Chinese medicine has amazed many people around the world with its different________ to health.
| A．method | B．way | C．means | D．approach |
It is strongly ______ that the machines should be checked every year.
| A．recognized | B．recommended |
| C．recorded | D．recovered |
--Can I help you with the heavy bag?
--______.
| A．Thank you. | B．It doesn't matter. |
| C．No, I am all right. | D．Really? |