H1受体阻断药对下列何种疾病最有效
A.支气管哮喘
B.皮肤粘膜过敏症状
C.血清病高热
D.过敏性休克
E.过敏性紫癜
参考答案:B
按要求写句子(每空1分,共10分)
小题1: --Is that your cousin ? (肯定回答)
--Yes, ________ _________.
小题2: These are Jenny’s photos.(改成一般疑问句)
Jenny’s photos?
小题3:That is my English dictionary. (改成复数句)
___________ are our English ___________.
小题4: The tapes are in my room..(改成否定句)
The tapes my room.
小题5: The bookcase is white and black.(对划线部分提问)
______ is the bookcase?
旋转阀不步进的可能原因有()。
A、液压缸机械故障
B、感应开关故障
C、电磁阀故障
D、液压油压力低