【单选题】青霉素G的抗菌谱是()
A.
肺炎球菌、脑膜炎双球菌、破伤风梭状芽孢杆菌、钩端螺旋体
C.
溶血性链球菌、炭疽杆菌、支原体、大肠埃希杆菌
D.
金黄色葡萄球菌、痢疾杆菌、立克次体、肺炎球菌
E.
铜绿假单胞菌、炭疽杆菌、破伤风梭状芽孢杆菌、钩端螺旋体
【单选题】关于三目运算符的定义: ? : 以下表达正确的是()。
A.
如果表达式1的值为真,则执行表达式2和3,并返回表达式2和3的结果
B.
先求表达式1的值,如果为真,则执行表达式2,并返回表达式2的结果
C.
如果表达式1的值为假,则执行表达式2,并返回表达式2的结果
D.
先求表达式1的值,如果为真,则执行表达式3,并返回表达式3的结果
【简答题】任务型阅读 。 Dear readers, Imagine a little girl who knows there will not be enough food for dinner, who can't fill her stomach with water because it's polluted, and who has watched lives slipped away (消失)...
【单选题】关于三目运算符的定义: ? : 以下表达正确的是?
A.
先求表达式1的值,如果为真,则执行表达式2,并返回表达式2的结果
B.
先求表达式1的值,如果为真,则执行表达式3,并返回表达式3的结果
C.
如果表达式1的值为假,则执行表达式2,并返回表达式2的结果
D.
如果表达式1的值为真,则执行表达式2和3,并返回表达式2和3的结果
【单选题】What does the sentence 'nothing is causeless, and even the fact that Englishmen have bad teeth can tell one something about the realities of English life.'(Paragraph 1) imply?
A.
English are wise people.
B.
Englishmen have distinct characteristics.
C.
The realities of English life are caused by some reasons.
D.
Englishmen love to say something bad behind one's back.
【判断题】分销渠道是由一系列的中间商所组成的。 ( )
【单选题】Englishmen are careful, which___
A.
has something to do with the weather
B.
has nothing to do with theweather
C.
is because England is an island country
D.
is because they know when it will rain
【单选题】____ come from England and ____ come from China. [ ]
C.
The Englishman; Chinese
D.
Englishmen; the Chinese