He usually plays sports ___three hours every day.A.of B.in C.for原 因He usually plays sports ___three hours every dayA.of B.in C.for

问题描述:

He usually plays sports ___three hours every day.A.of B.in C.for
原 因
He usually plays sports ___three hours every day
A.of B.in C.for

C
for 后面加一段时间
in一般指在什么时间内做了什么
of指。。。的
有不会的可以再问我

for ,for 加时间段

C for + 时间段

He usually plays sports _for__three hours every day
for 持续