皮皮学，免费搜题
登录
搜题
【单选题】
工程不利的土的构造为()A.
层理构造
B.
层面构造
C.
裂隙构造
D.
结核构造
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】What was the woman worried about?
A.
She would not survive the disease.
B.
She would not be able to pay for the medical bill.
C.
She would not be able to pay back Dr. Kelly's kindness.
D.
She would not spread her love to other people.
【单选题】在维持效用水平不变的前提下,消费者增加一单位某种商品的消费量时所需要放弃另一种商品的消费数量。这被称为( )
A.
商品的总效用
B.
B .商品的边际效用
C.
商品的边际技术替代率
D.
商品的边际 替代率
【单选题】You needn't ___________ your English. I will help you. [ ]
A.
worry
B.
worried
C.
worry about
D.
worried about
【单选题】在维持效用水平不变的前提下,消费者增加一单位某种商品的消费量时所需要放弃另一种商品的消费数量。这被称为( )
A.
商品的总效用
B.
商品的边际效用
C.
商品的边际技术替代率
D.
商品的边际替代率
【简答题】Reading comprehension. Students often meet with questions as follows: bullied by someone, worried about a weak subject, puzzled by family problems or concerned about pets at home. All the questions ab...
【简答题】What was Jim worried about? Jim was worried about his ______ in the park.
相关题目：
参考解析：
知识点：
题目纠错 0
发布
