1 . ________ everyone has left the party, we need to start cleaning.

A．Before

B．Whenever

C．Now that

D．In case

2 . ________ he became seriously ill in 1998, the famous writer had been carrying out comparative studies of classical Chinese texts.

A．Since

B．When

C．Although

D．Until

3 . Browning sometimes gives us the impression, especially ______ religious difficulties are concerned, ______ he has all the answers to all the questions.

A．as; since

B．where; that

C．as; that

D．where; since

4 . If you________ in good relationship with your best friend, you should tell him the truth.

A．are to stay

B．are staying

C．will stay

D．stay

5 . ________there is a wide variety of clothes in her wardrobe, the lady still complains about having no suitable clothes to wear.

A．Even though

B．Provided that

C．If only

D．As if

6 . In 1985, the idea of dropping out of Harvard came to Bill Gates, while ______ on a basic interpreter for the platform of microcomputers.

A．devoting a lot of energy to working	B．devoted to work
C．devoting to work	D．he was devoted to working

7 . In the film The Little Tramp, Chaplin cuts off the laces of the shoes and eats them ________ they were noodles.

A．if only

B．even if

C．ever since

D．as if

8 . _______ he was new to the work, he was doing it very well.

A．For

B．As

C．Though

D．Despite

9 . The more you get to know him, ______ . No wonder he has so many friends.

A．the less thoughtful will you find he is	B．the more thoughtful you will find he is
C．the more thoughtful will you find he is	D．you will find him more thoughtful

10 . Child ______ he was, he began to teach himself English.

A．although

B．as

C．like

D．when