是。现在完成时的练习！请注意填空！
---___ you__ (have ) your breakfast yet?
----Yes, I ___.
----- When __ you ___ (have ) it ?
----- I ___ (have) it just now.
----Where __ you ___ (have )it?
---- I ____ (have ) it at home.
參考答案:have you had your breakfast yet?
yes, i have.
when did you have it?
i had it just now
where did you have it?
i had it at home.
