---Are you free these days?
----Yes, you may come ___ today _____ tomorrow.
| A．both, and | B．either, or |
| C．not only, but also | D．neither, nor |
I am sorry to have kept you______
A to wait B wait C waited D waiting
________ new words is important in ________ English.
| A．Memorize; learning | B．Memorizing; learn |
| C．Memorizing; learning | D．Memorize; learn |
It takes Mr Wang 20 minutes ______________ lunch every day.
| A．cook | B．to cook |
| C．cooking | D．cooks |
—Jack, your hair is too long! —Really? I’ll have it _____ right now.
| A．cuts | B．cutting | C．to cut | D．cut |
We often see Betty ____ the old man with his housework.
| A．help | B．to help | C．helped | D．helping |