A.Possible |
B.Perhaps |
C.Future |
D.Impossible |
A.air-condition |
B.air-conditioner |
C.air-conditioned |
D.air-conditioners |
A.boy students, man teachers | B.boys student, men teacher |
C.boy students, men teachers | D.boys students, men teachers |
A.15 minute's | B.15-minutes | C.15 minutes | D.15 minutes' |
A.I think so. | B.That's a good idea. |
C.I'm sorry to hear that. | D.All right. |
A.runs | B.will run | C.ran | D.are running |
A.a | B.an | C./ | D.the |
A.all of | B.most of | C.some of | D.none of |
A.can | B.should | C.may | D.need |
A.How long | B.How soon | C.How many | D.How far |