He is in his late 40s now and still single.—It is high time he _____ himself a wife and settled down.[ ]

Take it easy. As your best friend, I will help you in my ___________.

The number of traffic accidents that _____ in developing countries _________ increasing.

_______ difficulty we meet with, we must finish it on time, because the opportunity is_______ valuable[ ]

Would you like_______ coke-No, thanks. I don’t need_______to drink now.