My brother _______ the guitar very well, but he hasn't had time to play recently.

A. will play B. have played C. played D. plays

- --I still don' t know what____ while I was away from home.

---You' ll know it all some day, l believe.

A. had happened B. would happen

C. has happened D. happened

（题文）--Do you still play football?

--Oh, no. I___ it for the past three years.

A. haven't played B. didn't play C. won't play D. hadn't played

—What are you doing?

—I'm looking the kids. They should be back for dinner now.

A. after B. at C. for D. up

It's wrong and dangerous to leave children under a(an)______ age alone in the house.

A. young B. certain C. middle D. early

Modern plastics can ______ very high and very low temperatures.

A. stand B. hold C. keep D. take

（题文）--Why can't I share my boarding-pass picture on Wechat Moments?

--Because the barcode(条形码) on the boarding-pass ______ be used to find the information you gave to the flight company.

A. must B. can C. should D. will

--Look up! There's a big hole there.

--The roof certainly needs _______.

A. instruction B. information C. attention D. situation

（题文）--Further treatment will _______ cancer from developing worse.

--And regular exercise can also help.

A. protect B. escape C. get D. prevent

I don't understand. Why did he leave his job in Beijing to _______ farming?

A. take up B. set up C. turn up D. look up