The teacher __________ have thought Johnson was worth it or she wouldn’t have wasted time on him, I suppose.
| A．should | B．can |
| C．would | D．must |
Whenever I was in trouble, he would do what he could _____ me.
| A．help | B．helping | C．to help | D．helped |
The speaker raised his voice but still couldn’t make himself ______.
| A．heard | B．to hear | C．hearing | D．hear |
You ____ television．Why not do something more active?
| A．always watch | B．are always watching |
| C．have always watched | D．have always been watching |
She is my best teacher ______ help I have made great progress．
| A．with whom | B．whose | C．which | D．with whose |
E-mail, as well as telephones, ___ an important part in daily communication.
| A．have played | B．is playing | C．are playing | D．play |