问题

I’m not a teacher in this school.I _____ until a new teacherarrives.
A:am just helping out
B:could just help out
C:just help out
D:have just helped out
B:could just help out
C:just help out
D:have just helped out
正确答案是:
同类题型
Have you found the woman ______purse was lost?[ ]
My English teacher is Mary Smith and we call her ______.
What disappointed us was that their determination finally _____.
The blanket looks beautiful .How much is it-I________ 500 yuan for it.
________, Nathan gave back the enormousamount of money he found.