The old man lived but he didn’t feel .
| A．alone; lonely | B．alone; alone |
| C．lonely; alone | D．lonely; lonely |
Never visit strange websites, ________ the thieves may crack(破译)the password of your Internet account.
| A．or | B．and |
| C．but | D．so |
________ exciting music the woman is playing!
| A．How | B．What |
| C．How an | D．What an |
Jerry ________ with a stranger when I met him on the way to work yesterday.
| A．was arguing | B．would argue |
| C．argued | D．is arguing |
Before you start this task, you ________ realize its importance of doing it.
| A．may | B．can |
| C．ought to | D．would |
To save water, the parents told their children ________ their teeth under a running tap.
| A．to brush | B．not brushing |
| C．not to brush | D．brushing |