----Do you know Robert?
----Yes, He is ________ university student. He likes sports and runs for ___________ hour every morning.
| A．a; a | B．a; an | C．an; an | D．an; a |
Thank you for me to join you.
| A．invite | B．invited | C．inviting | D．invites |
Math is not easy, I like it very much.
| A．so | B．but | C．if | D．or |
My parents are so poor that they can not to send me to school.
| A．offer | B．pay | C．order | D．afford |
—I lost my watch on my way to school this morning.
—You must be careful next time.
| A．What a pity! |
| B．Don’t worry. |
| C．That’s interesting. |
| D．Good luck! |