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【单选题】
下列哪种溶液属于平衡溶液:( )A.
生理酸性盐和 生理碱性盐组成的溶液
B.
N 、P、K三种元素组成的溶液
C.
Hoagland溶液
D.
尿素溶液
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反馈参考答案：
举一反三
【简答题】You should ask for a fee in excess of what you expect to get.
【单选题】— I need some money, what should I do? — __________________ .
A.
You should get a part-time job.
B.
You should say sorry to your mother.
C.
You should get a tutor.
D.
You should join a club.
【单选题】You should be ________ a diet; otherwise you will get fatter and fatter.
A.
at
B.
in
C.
on
D.
with
【简答题】If you want to pay half of the effort and get double of the success, you should _____________.
【单选题】_______ you have decided to get married, you should shoulder the family responsibilities.
A.
Although
B.
Once
C.
Or
D.
Unless
【单选题】Not only should you get used to _____ under difficult conditions but also you should pay more attention to _____ your work well. [ ]
A.
work; do
B.
working; doing
C.
work; doing
D.
working; do
【单选题】What should you do if you want to get a domain name for yourself?
A.
I should log on to many registration sites as soon as possible.
B.
I should pay fees first and then put my desired Web name.
C.
I should click my mouse quickly to search and bug a domain name online.
【单选题】Beijing ist die Hauptstadt __________
A.
die Volksrepublik China
B.
der Volksrepublik Chinas
C.
der Volksrepublik China
【简答题】When you pay any money to a landlord or agent, you should always get a ______.
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