If you can’t decide which of the two novels to borrow,why don’t you take________? —I won’t read them this month.
If our government _______ attention to controlling food safety now, our health _______ in danger.
I am sorry you’ve been waiting so long, but it will still be some time __________ Brain gets back from his holiday.
My cousin Andy can play _______ piano very well, buy he isn’t good at playing ______ basketball.
Oh, the traffic is too heavy.-Let’s change ________route to the airport.