如果墨西哥比索相对于美元贬值,那么()。
A.购买比索需要更多的美元;
B.购买美元需要的比索数目减少;
C.美元相对于比索升值;
D.墨西哥市场上的美国商品价格会下跌。
参考答案:C
在横线上填上恰当的词,完成下列疑问句。
1. ______________ there a picture in Jack's room?
2. ______________ they want to go to Hong Kong?
3. ______________ I play football this afternoon?
4. — ______________ does Mary go to school? — On foot.
5. — ______________ grade are you in? — I'm in Grade 2.
6. — ______________ is this coat? — 100 yuan.
7. — ______________ is this shirt? Is it Ann's? — No, it isn't. It's Lily's.
8. — ______________ is your dress? — It's white.
在“验证牛顿第二定律”实验中,在保持拉力F=5N不变时,某同学根据测出的数据,画出图线如图。但该同学未标注横坐标所对应的符号,请你在图中括号处补全。