题干
—— ________ we go swimming in Xishuanghu Lake today?
—— Oh, no. It's ________ cold to swim on such days. I will catch a cold.
A：Will; very
B：Will; too
C：Shall; very
D：Shall; too
答案(点此获取答案解析）
D
，若0<a<b，且
，则
的取值范围是（ ）