We have four English lessons a week.这里的a week是什么成份?

We have four English lessons a week.这里的a week是什么成份?
We have four English lessons a week.这里的a week是什么成份?

We have four English lessons a week.这里的a week是什么成份?
状语,a week=every week

a week 是状语

We 是主语
have 是谓语
four English lessons 是宾语

时间状语, 太多的不说.

对于这一句子我每星期有四节英语课：一星期a week 是状语

We我 是主语
have 有是谓语
four English lessons四节英语课 是宾语