| 1. 单选题 | |
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Betty kept silent at first _______ soon she joined the other girls, chatting and laughing.
A . so
B . but
C . or
D . because
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| 2. 单选题 | |
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She stopped talking her mother came into the room.
A . as soon as
B . unless
C . though
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| 3. 单选题 | |
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—Will you go to the picnic this Saturday?
—I'd like to, ______ I'll have to help look after my baby sister.
A . but
B . or
C . and
D . so
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| 4. 单选题 | |
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Little Jack has learned to do lots of things on his own, ______ he is only four years old.
A . if
B . though
C . for
D . since
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| 5. 单选题 | |
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It's hard for us to say goodbye ______ we have so many happy days to remember.
A . so
B . because
C . although
D . until
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| 6. 单选题 | |
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I know his face ______ I can't remember his name.
A . and
B . but
C . or
D . so
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| 7. 单选题 | |
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Never put off ________ tomorrow what you can do today.
A . until
B . before
C . when
D . as
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| 8. 单选题 | |
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My grandfather does Chinese Kung Fu every day _________ he is over eighty.
A . since
B . though
C . until
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| 9. 单选题 | |
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The manager of the hotel was waiting at the gate _______ the guests arrived.
A . while
B . when
C . unless
D . after
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| 10. 单选题 | |
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Many people like pandas they are cute.
A . though
B . if
C . while
D . because
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