The new invention may __________a lot of changes in our daily life.
| A．result from | B．expose to | C．lead in | D．contribute to |
I was just talking to Margaret when Jackson __________
| A．cut in | B．cut down | C．cut out | D．cut up |
Health problems are closely connected with bad eating habits and a __________ of exercise.
| A．limit | B．lack | C．need | D．demand |
Although the electricity was cut off, the hospital continued to __________ normally.
| A．help | B．function | C．play | D．earn |
—Mum, what are you doing?
—Your uncle has come. I'llput a(n)__________ plate on thedining table.
| A．few | B．another | C．extra | D．more |
It has been proved __________ eating vegetables in childhood helps to protect you against serious illnesses in later life.
| A．if | B．because | C．when | D．that |