24.—John, don’t waste any time and there’s only 25 minutes left before the train leaves. —Don’t worry , mum. I think I can ____it.

There is still a copy of the book in the library.Will you go and borrow_____—No，I’d rather buy_____in the bookstore.

You must cut up ______ onion and ____ tomato first.

Time, ______ correctly, is money in the bank.

In April, 2009, President Hu inspected the warships in Qingdao, _____the 60th anniversary of the founding of the PLA Navy. [ ]