1 . Take a taxi,         you'll miss your train.

A．and

B．if

C．otherwise

D．but

2 . Notices in the waiting room requested that you can neither smoke ________ shout loudly.

A．and

B．or

C．so

D．nor

3 . You are not polite enough, When you serve customers, you don’t turn your head ________ your body towards them.

A．either	B．or
C．not	D．neither

4 . Some people like dogs______ others like cats.

A．while	B．besides
C．and so	D．when

5 . I was glad to meet Jenny again, _______ I didn’t want to spend all day with her．

A．but

B．and

C．so

D．or

6 . (2017·北京卷·单项填空)—Peter, please send us postcards ________ we'll know where you have visited.
—No problem.

A．but	B．or
C．for	D．so

7 . (2014·北京) Some animals carry seeds from one place to another, ______ plants can spread to new places.

A．so	B．or
C．for	D．but

8 . —Someone wants you on the phone.
—________ nobody knows I am here.

A．Although	B．And
C．But	D．So

9 . It’s not easy to change habits, ______ with awareness and self-control, it is possible.

A．for

B．or

C．but

D．so

10 . (2016·北京卷·单项填空) I am not afraid of tomorrow, ________ I have seen yesterday and I love today.

A．so	B．and
C．for	D．but