Is it always easier ____ friends than to keep them?
|
A．making |
B．make |
C．to make |
D．made |
They were made ____ fourteen hours a day.
|
A．work |
B．working |
C．worked |
D．to work |
Why not ____?
|
A．let him to go home |
B．to let him go home |
|
C．let him go home |
D．to let him to go home |
The headmaster’s words are quite _____.
|
A．encouraged |
B．encouragement |
C．encouraging |
D．encourage |
--Do you often hear John ___ in his room? --Yes. Listen! Now we can hear him ___ in his room.
|
A．sing; to sing |
B．singing; singing |
C．sing; singing |
D．to sing; singing |
The scientist suggested ____ the experiment in a different way.
|
A．do |
B．to do |
C．doing |
D．done |
