—________ is your maths teacher?

—The one in red.

A. What

B. Where

C. Which

D. How

—It's a secret between us. Don't tell anybody.

—Sure, ________.

A. I won't

B. I will

C. I don't

D. I do

?What can I do for you?

?I want ________ orange blouse for my daughter.

A. an

B. the

C. a

D. /

—Could you please tell me ________ ?

—I live in Yan'an.

A. where do you live

B. where were you born

C. where you live

D. where you were born

This year our school is ________ than it was last year.

A. much more beautiful

B. much beautiful

C. the most beautiful

D. beautiful

It's a good habit ________ breakfast every day.

A. had

B. have

C. has

D. to have

The window ________ ten minutes ago, and the room is bright now.

A. can be cleaned

B. is cleaned

C. was cleaned

D. will be cleaned

Every year many foreigners ________ to China to learn Chinese.

A. have come

B. comes

C. came

D. come

You have already tried your best, so you ________ worry about the matter.

A. can't

B. needn't

C. mustn't

D. couldn't

You'll do much better ________ you're more careful with your spelling.

A. if

B. before

C. although

D. unless