点P（m-1，m+2）在第二象限，则m的取值范围是[ ]
A.m>1或m＜-2
B.-2＜m＜1
C.m>1
D.m＜-2
答案：B
药物引起的变态反应临床主要表现为（）。
A.皮疹
B.血管神经性水肿
C.过敏性休克
D.血清病综合症
He didn't give me _____ time when we would meet next time.[ ]
A. certainly.
B. sure
C. surely
D. certain
