— Could you help me do some cleaning after school?
— If I _______, I will do it.
| A．am free | B．will be free |
| C．have had time | D．had time |
Practice more, _______ you’ll learn English better.
| A．or | B．so | C．and | D．but |
Un cle Tom will come to visit _____ next Saturday.
| A．we | B．us | C．our | D．ours |
— Remember to write down your name on the paper.
— _____
| A．Never mind. | B．With pleasure. |
| C．Sure, I will. | D．That’s all right. |
—What a fine day! Why not go out for a picnic?
—__________. Let’s go.
A. Pardon me B. I’m afraid not C. Sounds cool
________ you drive, you mustn’t drink wine at all.
A. If B. UnlessC. Though