Tomorrow I’ll fly to America for holiday. __________
A. Don’t be silly!
B. I agree with you.
C. Have a nice trip!
TuYouyou is the first Chinese scientist to get Nobel Prize（诺贝尔奖）._______ is 85 years old.
A. She B. Her C.Hers
This is a blue pen. That is _______ orange pencil.
A. a B. an C. The
Jenny Lin plays for _______.He is good at playing basketball.
A.CCTV B.NBA C. BBC
— My family and I will go back to the USA tomorrow.
— ____________
| A．I’m sorry to hear that. | B．See you soon！ |
| C．No problem. | D．Have a nice journey！ |
-- Must I do my homework right away?
-- No, you _____. You_____ do it later.
| A．can’t, must | B．needn’t, may |
| C．may not, must | D．mustn’t, can |