. —- Is the letter yours? —- No, it’s not mine. It’s_____.

The weather in Yang Zhou is much colder than ______ in Hainan in winter.

Would you like some coffee?–Yes, and please get me some milk, too. I prefer coffee_____ milk.[ ]

Joan’s been to Beijing . What about Jack ?—_______

His friends go to Beidaihe by train vacation every year.[ ]