—Mother’s Day is coming. Here is a pair of jeans for you, Mum. — ______ beautiful blue jeans! Thank you, Amy.

________important computers are to everybody in a modern city!

.---      good time we had at the party last night! ---Yes. It was         exciting party that I would never forget it.

______ interesting it is to go sailing in Qingdao in summer!

Look at the smog (雾霾).           bad weather it is!