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问题 单项选择题

引起中药泛油的决定因素是

A．光线

B．湿度

C．害虫

D．温度

E．中药成分

答案

参考答案：E

解析：中药所含的化学成分如多糖、黏液质、脂肪等，是引起中药泛油的决定因素。故答案选E。

判断题

委托代征是指按照税法规定，负有扣缴税款的法定义务人，在向纳税人支付款项时，从所支付的款项中直接扣收税款的方式。其目的是对零星分期、不易控制的税源实行源泉控制。()

A．正确

B．错误
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单项选择题

Optimism is the art of always seeing the glass half full (1) half empty, finding something positive in even the most (2) of situations and last but not least the ability to expect the best even if the chances are (3) . It enables you to try new things, deal with failure as a learning experience (4) a stopping point. In general optimism gives you a reason to live. The world would be a better place if it was full of optimism, (5) unfortunately the trend in today’s youth is (6) the opposite way. Today it is (7) to be pessimistic. One could spend hours discussing how we arrived at this point, (8) our youth refuses to smell the roses and instead prefers to (9) themselves on their own pessimistic (10) .

Optimism is not an (11) gift but rather a learned behavior (12) . Like most behaviors optimism is best learned by watching examples, (13) you. The first step in creating a generation of people with a positive outlook on life, is to (14) life on the bright side yourself. (15) it would be wrong to (16) your child from all negativity, it is important that you are not the (17) of doubts and worries. Finding something positive in a negative situation needs to be (18) Show how to make the best of things by always (19) the positive, by encouraging your child after a(n) (20) and by explaining over and over that failure is just a part of progress.

18（）

A.accomplished

B.trained

C.experienced

D.practiced
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