---Have you returned the book to the library _______?
---Yes, I have _______ retuned it.
| A．yet, yet | B．already, already | C．already, yet | D．yet, already |
___his surprise, she succeeded in climbing up the high mountain.
| A．At | B．To | C．In | D．On |
What’s_________ with you?
| A．trouble | B．the matter | C．the wrong | D．Matter |
My grandparents are very healthy. They always ______ after school.
| A．brush tooth | B．take a shower |
| C．clean the room | D．take a walk |
We have an art class ______ Wednesday afternoon.
| A．in | B．on | C．of | D．at |
At school， boys must ______ their hair short.
| A．take | B．bring | C．get | D．keep. |