1. —Why are you standing here, Mrs. White?—I'm waiting for my son.He________ back from school.A. hasn't comeB. won't comeC. doesn't come2. —Hello, may I speak to Zhang Jun?—Oh, sorry! He _______ to Guiyang.A. has beenB. has goneC. went3. My father_______ on business for two weeks. He’ll return in three days.A. has been away B. left C. has left4. —Do you miss your parent far away?—Yes, very much. Theythe hometown for over two years.A. leftB. have leftC. were away fromD. have been away from5. —Where is your father?—He______ Australia and he _____ Sydney for two weeks.A. has been to; has been inB. has gone to ; has been inC. has been in; has been toD. has gone to ; has been to6. Ann is a nurse in our hospital. She______ here for ten years.A. worksB. has workedC. worked7. —_______ you _______ Jeremy Shu-How Lin?—Yes. The once-nameless young man became a basketball hero suddenly.A. Did; hearB. Do; listen toC. Have; heard ofD. Have; listened to7. —_______ you _______ Jeremy Shu-How Lin?—Yes. The once-nameless young man became a basketball hero suddenly.A. Did; hearB. Do; listen toC. Have; heard ofD. Have; listened to8. —I called you this morning, but nobody answered it.—Oh, we _____ some running in the park.A. are doingB. were doing C. have done D. did9. —Where is your brother?—He has gone to Beijing. Heback in three days.A. will comeB. comesC. has comeD. came10. —Is Jack in the classroom now?—No, hefootball on the playground.A. playsB. playedC. is playingD. was playing11. — Hello! Is that Emily speaking?—Sorry, this is Jack, Emily's son. My mother__ in the kitchen.A. cooksB. cookedC. is cookingD. has cooked12. —We couldn’t find you anywhere around 8:00 yesterday evening.—...