Youshouldtrytowrite__________evenwhenyou’rebusy.Asyouknow,practicemakesperfect.
A、nowandthenWherewas__________youmetwiththefamousscientist?
I__________themovie,butnowIhardlyrememberit.Canyouremindmeofitsname?
Hisbackacheisonly_________fornotwateringtheflowers.
AnA4sizedpanel(太阳能板)putontothebackofajacketcosts__________US$15.Itcould__________acellphoneduringasummerwalk.
We________intheneighborhood.