We should think more of others if we want to ______ them.

It was reported that many helicopters were sent there______the missing passengers.[ ]

unately, the aboriginal people tried in vain towin independence __________ the ruling tribe, and prejudice __________ themstill continued.

Our English teacher is ill. Let’s go and see him after class, _____?

_____ the front door is broken, we need to send for someone to repair it.— Let’s ask Jack for help. He does good repair work.