1 . We’d better be happy every day ________ life is so short.

A．and

B．but

C．because

D．so

2 . —Why do you like summer?
—________ I like summer vacation.

A．Usually

B．What

C．Because

3 . —Why does Bob like history?
—B_________ it’s interesting.

4 . It’s my favourite place ________ there are many ________ ________ food.
它是我最喜爱的地方，因为那儿有很多种类的食物。

5 . —Why do you like your history teacher?
—________ he is very friendly (友好的) and kind to us.

A．Because

B．When

C．But

6 . 我最喜欢的学科是音乐，因为这门课很有趣，并且我们学到很多新歌。
My favourite subject is music ________ the class is fun ________ we learn ________ ________ ________ new songs.

7 . Mike has 2 volleyballs ________ they are in his room.

A．and

B．but

C．so

D．because

8 . I like tomatoes ________ I don’t like pears.

A．and

B．but

C．so

D．because