Giúp e với ạ có giải thích ạ e cảm ơn 8 .The teacher will be furious _______you don’t do the homework. A.unless B.if C.so D.although 9 .Mr Buong’s sister is very fond of ______. She likes to knit hats after school. A.weave B. weaving C. to weave D. to weaving 10 .The ______is still used as means of transport in Alaska today. A.native art B.traibal dances C.crafts D.dogsled 11 .Weall joined in the _____when we attended the local festival. A. traibal dances B. native art C.modern games D. crafts 12 . What _________at school tomorrow?     A. were you doing B. will you do C.are you doing D. you doing 13 . Is he an actor________a singer?  -An actor. A. and B. or C. but  D. so 14 . Could you please stop________so much noise? A. make B. making C. made D. to make 15 . My penpal and I are far away from each other, but we never ________. A. keep on B.lose in touch C. keep in touch D. write on 16 .If Nam _____younger,he will take part in the project to be trained to become an astronaust. A.were B.is C.was D.would be 17 .I suggest that we______ take a trip to Cu Chi tunnels next Sunday. A.may B.can C.must D.should