皮皮学，免费搜题
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搜题
【单选题】
抗感冒药中的咖啡因的作用是( )A.
抗病毒作用
B.
加强解热镇痛效果，拮抗组胺药嗜睡作用
C.
退热、缓解头痛
D.
使鼻粘膜血管收缩，解除鼻塞症状
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】Why does the traveler want to take a bus?
A.
The bus tickets are cheaper than the train tickets.
B.
The bus trip is comfortable because it is air-conditioned.
C.
Bus stops at several cities along the way.
D.
The traveler wants to experience another way of traveling.
【简答题】Why does Miss Smith arrange the visit to MIT and Harvard in a single day?
【单选题】以下哪一项与微观经济学相关？（ ）
A.
货币供给量的变动对通货膨胀的影响
B.
技术进步对经济增长的影响
C.
财政赤字对储蓄的影响
D.
汽油价格变动将对汽车需求的影响
【单选题】Why does Diana take a bus that day?
A.
She is environmentally-concerned.
B.
She wants to save money.
C.
Her car is being repaired in the shop.
D.
She wants to see the man on the bus.
【单选题】Why does Liz leave Harvard University?
A.
She had no money to study there
B.
She liked Columbia Universtiy more than Harvard University .
C.
She wanted to take care of her sick father.
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