The pair of giant pandas called Tuan Tuan and Yuan Yuan _____ the pleasant atmosphere at the Spring Festival Evening Party.

In our school there ______ a number of books on science and the number of them ______ growing larger and larger.

How about the competition last week—Oh, it was not my day. I got the last place.— ________. Don’t lose heart, good luck for you next time.

The heating system here has an____temperature control. [ ]

Sitting under the willow trees ____ an old man