At last, she found her _______ pet dog.
| A．lost | B．lose | C．losing | D．loses |
---It’s a long timewe last met. How is everything going?
---Well, I am living a happy life.
| A．when | B．since | C．after | D．while |
--- _________ has he taught in the school?
---Since he left the college.
| A．How long | B．How often | C．How soon | D．How far |
--- Must I return the book this week?
--- No, you ____________. You can ____________ it for 20 days.
| A．mustn’t; keep | B．needn’t; borrow |
| C．needn’t; keep | D．mustn’t; lend |
Look! __________ high speed the car is __________! It’s so dangerous.
| A．How; moving | B．What; moving |
| C．How; moving at | D．What; moving at |
Father put the ladder(梯子)_________ the tree to pick the apples for me.
| A．against | B．on | C．above | D．over |