When you are far away from home, you should take more care ________. 

[    ] 　　

A. of yourself   B. for yourself 　　

C. by yourself   D. on yourself

As soon as one bee ________ the honey, many more came to it one after anther in a short time.

[    ] 　　

A. covered　　 B. uncovered 　　 C. discovered　　D. invented

Scientists are interested in the "language" bees use to_______ with each other.

[    ] 　　

A. say　　 B. talk 　　 C. speak　　D. communicate

The doctor expressed his hope that the patient would ______ soon.

[    ] 　　

A. discover　　B. recover 　　 C. uncover　　 D. disclose

If you want to travel by air, you'll need to book your ticket several weeks in advance and _________ at the airport in good time.

[    ] 　　

A. turn on　　 B. turn up 　　 C. turn off　　D. turn out

He bought a/an ________from the shop.

[　　]

A．rosewood, old, round table

B．old, rosewood, round table

C．round, old, rosewood table

D．old, round, rosewood table

I can't afford ________a new dress.

[　　]

A．buying her

B．to buy for her

C．buying for her

D．to buy her

What ________book it is !

[　　]

A．a  B．an  C．the  D．(不填)

The teacher suggested that Mary ________the English contest.

[　　]

A．joins

B．joined

C．take part in

D．takes part in

________the morning of July 3 Tom arrived in Beijing.

[　　]

A．On

B．In

C．At

D．From