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【多选题】
食物中的天然苦味化合物,植物来源的主要是 、 、 等,动物性的主要是A.
生物碱
B.
萜类
C.
糖苷类
D.
胆汁
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举一反三
【单选题】What can be inferred from the passage about the agricultural sector of the economy after the Civil War?
A.
New technological developments had little effect on farmers.
B.
The percentage of the total population working in agriculture declined.
C.
Many farms destroyed in the war were rebuilt after the war.
D.
Farmers achieved new prosperity because of better rural transportation.
【单选题】In economics, demand implies something slightly different from the common meaning of the term. The layman, for example, often used the term to mean the amount that is demanded of an item. Thus,if the ...
A.
increases as price decreases
B.
can be predicted if there is a change in price
C.
remains constant at the same price
D.
is influenced by changes in the consumer's income and tastes
【简答题】路由器是工作在 OSI 参考模型 层上的设备。
【单选题】How would you make proper eye contact when being introduced?
A.
Make soft eye contact.
B.
Never make eye contact.
C.
Never maintain the eye contact while speaking.
D.
Stare at the person with an intense pupil-to-pupil gaze.
【单选题】How long should you make eye contact when meeting someone?
A.
Don't make eye contact
B.
2-3 seconds
C.
5-6 seconds
D.
1 second
【单选题】?Read the article below about employees. ?Choose the best sentence from the opposite page to fill each of the gaps. ?For each gap 8--12, mark one letter (A--G) on your Answer Sheet. ?Do not use any le...
B.
When they recognize you as a good boss and a real leader, they will stay around.
C.
To the extent that you can be a good boss, you can keep employees, keep them happy, and reduce the costs associated with employee turnover.
D.
Their goal is to reduce the company's cost per employee hired.
E.
The biggest mistake a manager can make is to ignore employees.
F.
You have to challenge and motivate them.
G.
They will refer other quality employees to your company, including their relatives. (8)
【判断题】When you don ’ t make eye contact, it signals deception or lack of respect.
A.
正确
B.
错误
【简答题】下图所示电路中,能实现 的是____。
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