were seen for C. were seen D. saw toР 6. The bike ___ 500 yuan.Р A. was cost B. costed C. cost D. is costedР 7. Great changes___ in the past ten years in China.Р A. took place B. have taken place C. were taking place D. had taken placeР 8. Tea ___ in the south of China.Р A. grows B. is grown C. were grown D. will growР 9. Old people must ___.Р A. look after well B. be looked well afterР C. looked well after D. be looked after wellР 10. Newly-born babies___in hospital.Р A. are taken good care B. are taken good care ofР C. take good care of D. take good careР 11. These walls___stone.Р A. are made of B. made of C. are made into D. made intoР 12. The coat___her sister.Р A. made to B. were made for C. was made for D. was made toРРРР 4
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