We must hurry ,_______ we'll be late for class
A. or
B. and
C. so
D. for
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Make up your mind ,________ you will miss the chance .
A. unless
B. or
C. and
D. so
Tom walked ______ that I couldn't keep step with him .
A. such fast
B. so fast
C. too fast
D. such a fast
On Sunday , my father often plays chess ______ my mother cooks meals
A. and
B. while
C. but
D. so
My aunt will come to see me ______ she is free tomorrow .
A. if
B. until
C. while
D. as
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