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【单选题】
下列关于细菌耐药性的说法,错误的是
A.
通过转导将耐药性质粒传递给受体菌导致耐药性的发生
B.
细菌外膜的通透性改变使抗生素不能进入而产生耐药性
C.
细菌产生了与抗生素结合力低的蛋白而产生耐药性
D.
细菌的耐药性与普通菌毛有关
E.
细菌的耐药性问题已成为现代医学的重要课题
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参考答案:
举一反三
【判断题】If you get nervous, there is no need to look at the audience.
A.
正确
B.
错误
【单选题】Whatdoes she like?
A.
她是个什么样的人?
B.
她喜欢什么?
C.
她像什么?
【单选题】More than 85 percent of French Canada's population speaks French as a mother tongue and ____ to the Roman Catholic faith.
A.
caters
B.
adheres
C.
ascribes
D.
subscribes
【单选题】若有如下定义和语句: double x=1.5; x++; 则以下叙述中正确的是
A.
x 是实型变量,不可以做自增 1 运算
B.
变量 x 经自增 1 运算后的值是 1.6
C.
变量 x 经自增 1 运算后的值是 2.5
D.
变量 x 经自增 1 运算后的值是 2.0
【单选题】Most people can relieve from acute hepatitis B within four months.
A.
T
B.
F
【单选题】Whatdoes the sentence “Disconnect and live better” imply?
A.
Peopleshould give up their comfortable living style.
B.
People should keep themselves away from advertisements and media.
C.
People should spend more time on things they enjoy
D.
People can have a better life by focusing on the best things in their life.
【单选题】People with acute hepatitis B may develop cirrhosis or liver cancer.
A.
T
B.
F
【判断题】If you get nervous, there is no need to look at the audience.
A.
正确
B.
错误
【单选题】Whatdoes the author think of commercials?
A.
They are targeting at ordinary peoplerather than people who are rich
B.
Peoplewill not believe them or be affected by them.
C.
They regard rich people as their target group and make people  spend more.
D.
Consumers will not expect the lifestyledemonstrated in  commercials.
【单选题】若有如下定义和语句: double x=1.5; x++; 则以下叙述正确的是 ______ 。
A.
变量 x 经自增运算后的值是 2.5
B.
x 是实型变量,不可以做自增 1 运算
C.
变量 x 经自增运算后的值是 1.6
D.
变量 x 经自增运算后的值是 2.0
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