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【判断题】
血液、唾液、粪便等标本在固定和染色时,需杀死涂片上的所有微生物和病毒后,进行显微镜观察。A.
正确
B.
错误
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举一反三
【单选题】建筑公司(乙方)于某年4月20日与某厂(甲方)签订了修建建筑面积为3000m2工业厂房(带地下室)的施工合同。甲、乙双方合同约定5月11日开工，5月20日完工。施工过程中，因遇软土层，接到监理工程师5月15日停工的指令，进行地质复查；5月19日接到监理工程师于5月20日复工令，则事件工期索赔应是( )天。
A.
3
B.
4
C.
5
D.
6
【单选题】______he sold newspapers in his spare time.
A.
Earn some money
B.
To earn some money
C.
Earning some money
D.
Earned some money
【单选题】Dave and Andy are competitors in a local market. Each is trying to decide if it is better to advertise on TV, on radio, or not at all. If they both advertise on TV, each will earn a profit of $4,000. ...
A.
advertise on TV and earn $4,000.
B.
advertise on radio and earn $7,000.
C.
advertise on TV and earn $11,000.
D.
not advertise and earn $10,000.
【简答题】4 The teacher earn the r________ of the students for his devotion to education.
【简答题】Being a disabled man has difficulty ____ . [ ] A. earning livings B. to earn his living B. to earn livings D .earning his living
【简答题】Ionic reactions are based on the idea that ____attract. An ionic reaction occurs when two ions, a negatively charged anion and a positively charged cation combine to form a neutral compound.
【简答题】A．People do not earn so much as they used to. B．Fewer people drive now. C．The interest rates keep rising. D．Gasoline price is up again.
【多选题】根据《人民币银行结算账户管理》的有关规定，下列银行结算账户中，可以支取现金的有( )。
A.
基本存款账户
B.
临时存款账户
C.
证券交易结算资金专用存款账户
D.
个人存款账户
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