—Turn off the TV, Jack. ____your homework now?
—Mum, just ten more minutes, please.
| A．Should you be doing | B．Shouldn't you be doing |
| C．Couldn't you be doing | D．Will you be doing |
It is wise to have some money ________ for old age.
| A．put aside | B．kept up | C．given away | D．laid up |
--You can’t have the horse ________ all the way. It’s too hot.
-- Sorry, it ________ my fault. I will stop it right now.
| A．run; has been | B．to run; was |
| C．running; is | D．to be running; has been |
His casual clothes were not ______ for such a formal occasion.
| A．delicate | B．flexible |
| C．appropriate | D．especial |
Emily is working hard to be sure not to fail on her first ______.
| A．plan | B．purpose | C．attempt | D．desire |
Without electricity human life ______ quite difficult today.
| A．is | B．will be |
| C．would have been | D．would be |