--- My IPAD has gone wrong. I’ll have it__________.--- Why don’t you have Uncle Wang _________ it? Nobody can if he can’t.
Let him _________. Don’t make him __________.
_________ the animals _________ our duty.
We are making a plan _________ water clean.
Let’s _________ what we can do to save the animals in danger.
--- How can you _________ there? --- ___________air.