This math question is too difficult. Can you help me ?
| A．work on it | B．work out it | C．work it out | D．work for it |
—Would you mind the box?
—Do it as you like, please.
A．to open; OK B．opening; Certainly not C．Closing; Of course
—I’m busy right now. Could you come back time?
—OK. See you later.
A．another B．the other C．others
Bill likes tennis very much. I often see him tennis with his friends.
A．play B．to play C．playing
—Which do you prefer, or ?
—I prefer cycling.
A．to cycle; run B．cycling; running C．cycling; run
----Mum, I’m going for Jim’s birthday party. I’ll be back before 9:00.
----.______
| A．Come home early | B．Be careful |
| C．Have great fun | D．Really? |