单项选择题
A.decorating B.to decorate C.decorate D.decorated
They（）the train until it disappeared in the distanceA.s...
单项选择题They（）the train until it disappeared in the distance
A.saw B.watched C.noticed D.observed
Time is money! We should（）our time.A.be fit forB.make g...
单项选择题Time is money! We should（）our time.
A.be fit for B.make good use of C.play a part of D.take the place of
She has lived here（）three years.A.sinceB.forC.duringD.i...
单项选择题She has lived here（）three years.
A.since B.for C.during D.in
