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问题 实验题

小明想探究串联电路中各部分电路的电压跟总电压的关系，请你帮他：

 （1）写出实验需要用到的器材：______________________

（2）在下面虚线框中画出实验电路图．

答案

（1）电源；小灯（两个）；电压表；开关；导线若干。

（2）“略”。

填空题



If you find you spend more than you make, there are only two things to do: decrease your spending or (1) . It’s often easiest to decrease expenditures, because your expenses tend to be more (2) . There are as many ways to (3) as there are people looking to save it. For example, you may pool your resources with friends, or (4) only during sales, or even live more simply. But (5) that saving money should not necessarily be an end in itself. Don’t (6) of ways to save a dime, and don’t get upset about situations where (7) to spend money. The goal is to bring your budget into balance, not to become a tightwad who keeps (8) of every penny and feels that spending money is a (9) . It is important to remember that budgets may be (10) not only by decreasing expenditures, but also by increasing income. (11) to increase income is to get a (12) if you don’t already have one.
Many students work during college. Although working adds to the (13) you will face, it does not mean that your grades will necessarily suffer. In fact, many students who work (14) than those who don’t work, because those with jobs need to be (15) . Considering part-time work is often a better (16) for dealing with budget shortfalls, than taking out a loan. Because student loans are (17) , it’s easy to use them as a crutch. Loans can be of help (18) or if you couldn’t afford to attend a college without them. If you do (19) , remind yourself: one day soon you’ll have to (20) with interest.
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单项选择题

下列除哪项外，都体现了阴阳的互根关系

A．阴在内，阳之守也

B．孤阴不生，独阳不长

C．阳在外，阴之使也

D．重阴必阳，重阳必阴

E．阴损及阳，阳损及阴
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