College students are old enough to teach _____.

A. them          B. their    C. themselves        D. they   

This is _____ song I’ve told you about. Isn’t it _____ beautiful one?

A. the, the   B. a, a          C. the, a               D. a, the

It _____ us five hours to work out the problem.

A. cost            B. spent            C. paid    D. took

I hate the people _____ talk much but do little.

A. who       B. whom           C. which       D. whose

The Spring Festival is coming. I’ll _____ up my room. I don’t want to live in an untidy place.

A. cheer         B. clean        C. set    D. turn

I like these photos and they can _____ me _____ the life in the country.

A. think, of     B. remind, of  C. let, down    D. wake, up

--- I miss my friend so much that I often dream of him.

--- If I _____ you, I _____send him an e-mail.

A. am, would         B. were, would      C. am, will      D. was, would

The rose in the vase produces a _____ smell.

A. please        B. pleased       C. pleasure     D. pleasant

The injured man _____ to the hospital an hour ago.

A. takes B. took         C. was taken       D. is taken

---Could you tell me _____ a robot that can think like a human?

---It won’t be too long, I think.

A. when will we invent           B. when we will invent

C. when did we invent              D. when we invent