问题
选择题
It's cold outside. You'd better put on more clothes ______ you'll catch a cold.[ ]
A. and
B. but
C. or
D. though
答案
答案：C
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It's cold outside. You'd better put on more clothes ______ you'll catch a cold.[ ]
A. and
B. but
C. or
D. though
答案：C