Mike used to be a top student, but he______ behind since he lost himself in computer games.

A. fell B. has fallen

C. was D. has been

―Many people talk about "Didi". I really wonder .

―To order a taxi through it on your mobile phone.

A. when I can use it B. what it is used for

C. where people use it D. who uses it most

―What are you going to do this weekend?

― . If there is enough time, I may go to Shanghai with my friends.

A. Don't mention it B. It doesn't matter

C. Forget it D. It depends

---Kate, are you only child in your family?

---Yes, but new baby is on the way.

A. a; the B. an; the C. the; a D. the; the

一You look really great in this pink dress，Linda.

一Thank you, Julie. Why don't you buy for yourself, too?

A. it B. that C. one D. the one

If you are planning a trip to a place of interest，you'd better look in your local library

a book about it.

A. for B. at C. to D. on

一The price of food, drinks，clothes so quickly these years.

一Oh, no, I don't think so.

A. develops B. raises C. improves D. increases

—Where is my watch? I can’t find it.

—Don’t worry. It must be _________ in your room.

A. somewhere B. anywhere

C. everywhere D. nowhere

My sister with my parents ________ dumplings when I got home yesterday evening.

A. are making B. is making

C. was making D. were making

（题文）I’m sure that you will succeed in the end ___________ you give up halfway.

A. until B. till C. unless D. although