－Dad, may I watch TV?

－No, you can't．You ________ finish your homework first．

A．must

B．can

C．may

－Oh, so many people in the park?

－Nobody likes to stay at home ________ Sunday morning．

A．in

B．on

C．at

－How much is the pair of shoes?

－Twenty dollars ________ enough．

A．is

B．are

C．am

－What do you usually do at weekends?

－I often practice ________ English．

A．speak

B．to speak

C．speaking

－Will there be school in the future?

－________．I think that students will study at home on the Internet．

A．Yes, there will．

B．No, there won't．

C．No, there isn't．

－Happy New Year to you!

－________．

A．You’re welcome

B．The same to you

C．Congratulations

－Hi, Betty．Your skirt looks beautiful．

－________．

A．Really?

B．Oh, no．

C．Thanks a lot．

－David, can you ________ yourself?

－Of course, I can．

A．dress

B．put on

C．wear

－Which do you like better, tea or coffee?

－________ of them．I like water．

A．All

B．Both

C．Neither

不定代词的考查。All表示“三者及三者以上都－”；both表示“两者都－”；neither表示“两者中的哪一个也不－”。根据答语句意“我喜欢喝水”和问句句意“你喜欢喝茶还是咖啡?”可推测：茶及咖啡我都不喜欢，故选C。

－How was your day off yesterday?

－Perfect! It was ________ birthday of my grandpa's．We had a big family celebration．

A．seventy

B．seventieth

C．the seventieth