1 . His heart was filled with joy _________of arriving home in a couple of days.

A．having thought

B．when he thought

C．when thinking

D．to think

2 . Jenny will not arrive at the station on time ______ she hurries up.

A．if

B．unless

C．when

D．since

3 . ________ you begin to do something, you must carry on with it, otherwise you will never achieve anything.

A．Once

B．Unless

C．Before

D．Although

4 . This pen is a birthday present that Father gave me. I hate to have to part with it___________ it is old.

A．even though

B．as soon as

C．as long as

D．now that

5 . The proposal, debated at this year’s CITES Conference, lists Mako sharks under Appendix II, meaning that they can’t be traded ______ it can be shown that fishing wouldn’t threaten their chances for survival.

A．until

B．unless

C．whether

D．when

6 . ______ I was waiting at the bus stop, three buses went by in the opposite direction.

A．Though

B．That

C．While

D．Because

7 . _____ you are a big boy, you should not do things like a baby.

A．As if	B．Now that
C．Before	D．Though

8 . _________ generous you are, this kind of mistake can’t be forgiven.

A．How

B．What

C．However

D．Whatever

9 . Avoid close contact with anyone with cold or flu-like symptoms ______ you are infected with the virus.

A．so that

B．now that

C．even if

D．in case

10 . I read English loudly every day ________ I can speak it fluently.

A．in order to

B．in order

C．in order that

D．so as to