皮皮学，免费搜题
登录
搜题
【单选题】
绿色开花植物叶表皮上的气孔不具有的功能是（ ）A.
蒸腾作用中散失水分的“门户”
B.
光合作用中气体交换的“窗口”
C.
呼吸作用中气体交换的“窗口”
D.
吸收作用中无机盐进入的“门户”
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】Suppose the equilibrium rent in Denver is $1,050. A rent ceiling of $755 per month leads to
A.
a surplus of apartments in Denver.
B.
a shortage of apartments in Denver.
C.
no change in the Denver apartment market.
D.
fair prices in the Denver market.
E.
compared to the situation at the equilibrium rent, a decrease in the quantity of apartments demanded and an increase in the quantity of apartments supplied.
【单选题】Suppose the equilibrium rent in Denver is $1,050. A rent ceiling of $755 per month leads to
A.
a surplus of apartments in Denver.
B.
a shortage of apartments in Denver.
C.
no change in the Denver apartment market.
D.
fair prices in the Denver market.
【判断题】Mr. Denver is discussing the pricing of his company's products with Ms. Jones. Listen to the conversation and decide whether the following statements are true (T) or false(F) Mr. Denver believes that...
A.
正确
B.
错误
【简答题】Denver still has dirty air problems. Denver's pollution is not considered serious.
相关题目：