There is no ____that short sight is a serious problem among the youth of our country.A doubtB wonderC chanceD paint

分类: 作业答案 • 2022-02-18 12:17:43

问题描述：

There is no ____that short sight is a serious problem among the youth of our country.
A doubt
B wonder
C chance
D paint

答

A doubt
no doubt 毫无疑问