1、Where is your article?

问题描述:

1、Where is your article?
I ____ it in my computer
A.saved B .dropped C.afforded D.mixed
2、Look!Tom is skating
Yes .And he has been skating ____ seven 'oclock
A.before B after C since D until
3、Wow!You have so many books!
Yes.I have about 2 ____ books in this room
A.thousand B.thousands C.thousand of D thousands of

1a 储存在电脑上
2c现在完成进行时 由since 引导 加 时间点
3a 有具体数字 thousand 不加s