在市场利率不断上升的情形下,为了通过债券期限的选择来规避利率风险,投资者通常倾向于选择()。
A.短期债券
B.中期债券
C.长期债券
D.中长期债券
参考答案:A
Think and write. 用动词的适当形式填空。
1. Tom, (not walk) on the grass.
2. The geese (catch) the fish now.
3. My grandma (watch) TV every day.
4. His parents (go) to Beijing last week.
5. We like (play) football after school.
6. Look! The girls (sing) in the hall.
7. (be) there any money in your hand?
8. Lily (have) got a new dress, I (have) got one, too.
单机附挂车辆时,要对列车自动制动机进行()试验。
A.简略
B.全部
C.持续
D.持续一定时间的全部