下列选项中,不属于开口罩按结构方式分类的是( )。A.上口吸罩B.侧吸罩C.下口吸

题型:单项选择题

问题:

下列选项中,不属于开口罩按结构方式分类的是( )。

A.上口吸罩
B.侧吸罩
C.下口吸罩
D.下吸罩

考点:安全工程师安全生产技术安全生产技术
题型:单项选择题

For Sale
An iPhone 4, second-hand, 90% new, the price can be negotiated (协商) in person, call Coco at 757-6589
Looking to rent
One-bedroom apartment, from January 1st to April 30th, with bath and shower, near the dining hall of the university but not inside the university.
Call Charlie at 422-3895
Lost
Lost two days ago near Man Street. Puppy is only 8 months old. He is a black schnauzer. It is priceless for me. Reward. Call Salina at 633-7856
Found
A purple wallet was found on the street in Packard-Jewett area yesterday afternoon, Sept 22nd. Please call Jason at 909-8972.
小题1:You can get in touch with ________ if you want to buy an old cell phone.
A.ElaineB.CocoC.SalinaD.Jason
小题2:Charlie wishes to rent an apartment ___________.
A.which is near restaurantsB.which is in the university
C.which has a dining hallD.which he can take a shower in
小题3:From the last two advertisements, we know ___________.
A.the puppy has been missing for 8 months
B.the purple wallet was found on Sept 21st
C.Salina loves the puppy very much
D.Salina lived on Man Street
题型:单项选择题

下列有关酵母菌的叙述中,正确的是(  )

A.酵母菌是多细胞生物

B.酵母菌可以用来做馒头或做面包

C.酵母菌是细菌

D.酵母菌含有叶绿体,能进行光合作用

题型:单项选择题

目前,我国对基金管理人从事基金管理活动取得的收入( )。

A.征收营业税,不征收企业所得税

B.不征收营业税,征收企业所得税

C.征收营业税,征收企业所得税

D.不征收营业税,不征收企业所得税

题型:单项选择题

下列不是慢性肺源性心脏病的并发症的是()

A.心力衰竭

B.酸碱平衡失调及电解质紊乱

C.心律失常和肾衰竭

D.休克与弥散性血管内凝血

E.肺性脑病和上消化道出血

题型:单项选择题

按使用功能分,混凝土可分为()

A.结构混凝土

B.水工混凝土

C.道路混凝土

D.特种混凝土

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