问题
选择题
| 不等式1＜|x+1|＜3的解集为（ ） |
A.（0，2） B.（-2，0）∪（2，4） C.（-4，0） D.（-4，-2）∪（0，2） |
答案
答案：D
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| 不等式1＜|x+1|＜3的解集为（ ） |
A.（0，2） B.（-2，0）∪（2，4） C.（-4，0） D.（-4，-2）∪（0，2） |
答案：D
| Based on the following information to answer questions from 39 to 40: A mortgage-backed security has been divided into three classes or tranches as follows: Tranche Ⅰ receives net interest and all the principal payments until it is completely paid off. Tranche Ⅱ receives its share of net interest and starts receiving all the principal repayments after Tranche Ⅰ has been completely paid off. Prior to that, it only receives interest payments. Tranche Ⅲ receives monthly net interest and starts receiving all principal repayments after Tranches Ⅰ and Ⅱ have been completely paid off. Prior to that, it only receives interest payments. |
For an investor who is interested in long-term gains, in which tranche should she invest（）
A. Tranche Ⅲ.
B. Tranche Ⅰ.
C. Tranche Ⅱ.