－Our dining hall is always ________________ teachers and students at noon.
| A．crowd with | B．crowd by | C．crowded with | D．crowded by |
There is ________"m" and ________"u" in the word "mouth".
| A．a； a | B．an； an |
| C．an； a | D．a； an |
—Lucy, can I borrow your bike?
— I didn’t hear clearly.
| A．Yes, please！ | B．How do you do？ |
| C．Here you are！ | D．Pardon？ |
—How do you usually go to school?
—I take a bus, but I walking now.
| A．was used to; am used to | B．am used to; used to |
| C．used to; am used to | D．used to; use to |
—I’m sorry to hear that your pet dog has died.
—Though my dog for three months, I still miss him.
| A．has died | B．has been dead |
| C．died | D．was dead |
—China is getting better and better at making high technology products.
—That’s right. People around the world can hardly avoid ________ products made in China.
| A．not buying | B．not to buy |
| C．to buy | D．buying |