Li Na is ___famous ___all the tennis fans know her.
| A．too,to | B．enough,to | C．as,as | D．so ,that |
After running a 1000-metre race, he was________.
| A．out of breathe | B．breathed heavily |
| C．took a deep breath | D．out of breath |
The country life he was used to ____ greatly since 1992.
| A．change | B．has changed |
| C．changing | D．have changed |
In our school library there_______ a number of books on science, and in these years the number of them_______ growing larger and larger.
| A．are; is | B．is; are |
| C．have; are | D．has; is |
The rivers will become dirtier and dirtier________ we take action to protect them.
| A．since | B．if | C．until | D．unless |
I’m sorry to hear that quite two people died _______ the earthquake at the beginning, but later still more died ________ the diseases after the quake last year.
| A．of; of | B．from; from |
| C．of; from | D．from; of |