问题
单项选择题
I ______ I would win the first prize of the competition.
A. wish
B. hope
C. think
D. believe
答案
参考答案：A
搜题请搜索小程序“爱下问搜题”
I ______ I would win the first prize of the competition.
A. wish
B. hope
C. think
D. believe
参考答案：A
为多少？若它们同时停下，其初速度之比
为多少？