问题
选择题
-____________________
-They're under the chair.[ ]
A. Where is your baseball?
B. Where are your baseball?
C. Where are your keys?
D. Where is your keys?
答案
答案：C
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-____________________
-They're under the chair.[ ]
A. Where is your baseball?
B. Where are your baseball?
C. Where are your keys?
D. Where is your keys?
答案：C
张某有5万美元，他决定将其中的2万美元换成人民币，3万美元换成欧元，根据下表四家银行提供的当天外汇报价，张某应选择的银行分别是（ ）。
| 银行 汇率 | 甲 | 乙 | 丙 | 丁 |
| 1美元兑人民币 | 6．5227 | 6．5248 | 6．5257 | 6．5235 |
| 1欧元兑美元 | 1．4235 | 1．4258 | 1．4241 | 1．4222 |