根据分式有意义的条件,得x+2≠0,
解得x≠-2,
故答案为:x≠-2.
The president was on a tight ______ so he didn’t visit the Forbiddern City entirely.
A.budget
B.program
C.schedule
D.deadline
脑水肿的治疗包括()
A.去除病因
B.脱水治疗
C.神经营养治疗
D.维持呼吸道通畅
E.限制水、钠摄入