I must be careful not to catch cold．,I am careful and n-找考题网

单项选择题

A．I must be careful not to catch cold.
B．I am careful and never catch cold.
C．I’ll take care of the boy who has caught a cold.
D．The boy is very col

<上一题目录下一题>

热门试题

单项选择题

单项选择题

您的浏览器不支持 audio 元素。