—Sam, come downstairs, please. I need your help.—Sorry,mum. I on the phone..
—What is your brother like ?—_________
--- Do you mind telling me how to use the function? --- , It is very easy.
If your homework , you can watch TV.
---Good news! A new educational CD-ROM has just come out! ---Great! I’d like to study and play_______________.
I haven’t seen you ____________.