These are your books. Please _______
| A．put it away | B．put away it |
| C．put them away | D．put away them |
-- ______ do you exercise? --Three times a week.
| A．When | B．How often |
| C．How long | D．How much |
Millie needs _______healthy.
| A．to look | B．keep |
| C．to keep | D．look |
There is ________ “m” and ________ “u” in the word “much”.
| A．a; a | B．an; an |
| C．a; an | D．an; a |
--- Are you willing to live on Mars(火星) one day? It must be amazing!
--- It sounds exciting, but it still worries me.
| A．Of course I am. | B．I’m not sure. |
| C．Why not? | D．Are you telling a joke? |
---Why don’t we go out for a walk? The weather is fine and pleasant.
--- Let's go.
| A．I hope not. | B．That’s correct. |
| C．I’m afraid so. | D．What a great idea! |