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【简答题】
让一束太阳光通过挡光板的狭缝照射到三棱镜的一个侧面上，从三棱镜的另一侧射出七彩色光照在上，形成漂亮的光带．准备甲．温度计，将玻璃泡用墨汁涂黑．将甲温度计放在红光的外侧，同时乙温度计放在彩色光谱中，观察温度计的示数，通过隔时比较，发现______温度计的示数上升得快，这个实验说明的物理知识是______．
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皮皮学刷刷变学霸
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【多选题】“个人的脆弱性和种种限制，使得他无法单独地达到自己的目标。只凭个人的力量来应付自己的问题，他必然无法保持自己的生命，也无法将人类的生命延续下去。”这说明（ ）。
A.
个人的生存、人类的发展都离不开人与人之间的激烈竞争
B.
个人的生存、人类的发展都离不开人与人之间的良好合作
C.
人在社会中也必须遵循 “物竞天择、适者生存”的法则
D.
个人的发展与社会的发展、他人的发展紧密相连，休戚与共
【单选题】All else constant, as the market price of a bond increases the current yield _____ and
A.
increases; increases.
B.
increases; decreases.
C.
decreases; decreases.
D.
decreases; increases.
E.
remains constant; increases.
【单选题】I'm going to buy a pair of __________ in a __________ store. [ ]
A.
shoe; shoe
B.
shoes; shoe
C.
shoe; shoes
【单选题】If the expected return on bonds increases, all else equal, the demand for bonds increases, the price of bonds ________, and the interest rate ________.
A.
increases; decreases
B.
increases; increases
C.
decreases; decreases
D.
decreases; increases
【简答题】All visitors are requested to ________ with the regulations. A) comply B) agree C) assist D) consent
【单选题】When choosing shoes, city smarts _____.
A.
tend to choose whatever they like
B.
are told to see whether the shoes are with slingbacks
C.
should think about the appropriateness of certain shoes in their working environment
D.
usually choose closed toes rather than peep toes
【单选题】The_______is just around the corner and you won’t miss it.
A.
shoe’s shop
B.
shoe shop
C.
shoes shop
D.
shoes’ shop
【单选题】There are three _____ assistants in that _____ shop. [ ]
A.
women; shoe
B.
woman; shoe
C.
woman; shoes
D.
women; shoes
【简答题】Shoe Co, a shoe manufacturer, has developed a new product called the ‘Smart Shoe’ for children, which has a built-in tracking device. The shoes are expected to have a life cycle of two years, at which...
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