What have you got ______ will help a cold? [ ]
A. what
B. that
C. it
D. who
答案:B
设已知p:(4x-3)2≤1;q:(x-a)(x-a-1)≤0;若¬p是¬q的必要不充分条件求实数a的取值范围.
战汗的表现是()
A.热汗不止
B.睡时汗出
C.冷汗淋漓
D.日间汗多
E.战栗汗出