小题1:My brother has been in the ________ (军队) for half a year.
小题2:Riding a bike will save energy and _______ (减少) air pollution.
小题3: ---What are you doing?
---I'm ___________ (考虑) changing my job.
小题4:---Are you free, Maria? I'd like to talk with you. It won't __________(占据) too much time.
---No problem.
小题5: I have __________ (为……付款) the shirt. Let's go home.