问题
单项选择题
In this factory each worker must receive a()training course.
A.two-month
B.twomonths
C.two-months
D.two-months‘
答案
参考答案:A
In this factory each worker must receive a()training course.
A.two-month
B.twomonths
C.two-months
D.two-months‘
参考答案:A