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【简答题】
青霉素与溶菌酶为何对 G+ 菌有效
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参考答案:
举一反三
【单选题】下列关于四环素类抗菌药物说法错误的是()
A.
为快速杀菌剂,抗菌谱广
B.
对大多数革兰阳性菌与阴性菌具一定抗菌作用,而且对厌氧菌、立克次体、支原体、衣原体、螺旋体和某些原虫也有良好作用
C.
能广泛分布于各组织与体液中,并储存在肝、脾、骨、牙齿中
D.
在胆汁、前列腺中浓度较高
E.
能透过胎盘,可透入脑脊液
【单选题】下列电解质中属于弱电解质的是
A.
HAc
B.
HCl
C.
NaOH
D.
NaCl
【单选题】PART 4 Read the text and questions below. For each question, mark the letter next to the correct answer —A, B, C or D —on your answer sheet. Orbis is an organisation which helps blind people everywher...
A.
to describe a dangerous trip
B.
to report a patient's cure
C.
to explain how sight can be lost
D.
to warn against playing with sticks
【单选题】PART 4 Read the text and questions below. For each question, mark the letter next to the correct answer —A, B, C or D —on your answer sheet. If you want to take the whole family on holiday, and keep e...
A.
to give her opinion of the holiday village
B.
to describe what her family did at the holiday village
C.
to give advice to a friend going to the holiday village
D.
to complain about the holiday village
【单选题】一般认为,世界上第一台真正意义上的数字电子计算机诞生于( )。
A.
1946年
B.
1952年
C.
1959年
D.
1962年
【单选题】— You are smoking at work again! — Sorry! I promise this is the last time I _____. [     ]
A.
have smoked
B.
had smoked
C.
smoke
D.
am smoking
【简答题】Please don’t tell anybody. I___,I promise.
【单选题】----The clothes I received are not the same as shown online. -----_________? But I promise we will see to it right away.
A.
Who says
B.
How come
C.
What for
D.
Why worry
【单选题】世界上第一台真正意义上的计算机诞生于( )。
A.
中国
B.
美国
C.
日本
D.
德国
【单选题】PART 4 Read the text and questions below. For each question, mark the letter next to the correct answer —A, B, C or D —on your answer sheet. The shoemaker Bill Bird is a shoemaker who cannot make shoe...
A.
describe where Mr Bird finds his staff
B.
encourage people to wear comfortable shoes
C.
advertise a job selling expensive shoes
D.
show Mr Bird's worries about his trade
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