11.My mother is very keen _________ growing flowers. A. in B.on C.of D. for 12.My twin sisters take _________ each other like two peas in a pod. A. in B.over C.after D. up 13.What do you usually do _________ weekends? A. at B.in C.for D. by 14.Please put out all lights _________ you leave the office. A. after B.before C.until D. since 15.I. am living with my parents. I wish I _________ my own apartment. A. have B.will have C. had D.wouldhave 16.We are all very fond _________ traveling to space. A. in B.at C.with D. of 17.We haven’t seen Jamie _________ 1980. A. in B. from C. since D. for 18.The weather was awful, _________ we had to cancel our trip. A. but B. so C. and D. because 19.He’s never been to the United States, _________? A. isn’t he B. is he C. hasn’t he D. has he 20.This festival _________ in England every year. A. holds B. is holding C. is held D.held 21.I found the movie _________. A. bored B. bedroom C. boring D.boringly giúp tớ vs cảm ơn ạ