.支付宝“余额”里的钱属于哪个货币供给层次（    ）。

(单选题)How could Richard Evans have avoided such a trouble? ( ) (单选题)Jay Lininger would most likely support ( ). (单选题)According to Ashe, the leading role in managing the species (单选题)It can be learned from Paragraph3 that unintentional harm-do (单选题)The“threatened”tag disappointed some environmentalists in th (单选题)The major reason for listing the lesser prairie as threatene (单选题)The passage supports which of the following statements? ( (单选题)According to the passage, what is the main difference betwee (单选题)Which of the following is NOT mentioned as a common element (单选题)What aspect of drama does the author discuss in the first pa