从属连词辨析有关试题答案解析

考点：连词的用法（因果关系）

题型：单项选择-四个选项 | 难度：适中

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

A．and

B．but

C．because

D．so

考点：连词的正确使用，表示原因

题型：单项选择-四个选项 | 难度：适中

2 . I don’t like science _____ it’s difficult.

A．so

B．but

C．and

D．because

考点：连接词的选择

题型：单项选择-三个选项 | 难度：适中

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

A．Because

B．When

C．But