We mustn’t do anything that the interest of the people.
| A.go against | B.against | C.goes against | D.goes off | 
When _______ comes to saving energy, big changes start with small steps, like turning off the lights.
| A.that | B.this | C.it | D.one | 
The most important words in this sentence have been _____, so it doesn’t make any sense.
| A.left out | B.held out | C.set out | D.made out | 
Among the reporters first work about college students’ life sells pretty well. He’s busy talking with them.
| A.does Tom stand whose | B.Tom stands whose | 
| C.stands Tom whose | D.stood Tom whose | 
You ______have written such a long article. The teacher said 100 words would be enough.
 A. mustn’t B needn’t C couldn’t D. wouldn’t
— Is there any possible way to help the children get rid of such a bad habit?
 — To be honest, it’s very hard, but we ______on this problem.
| A.work | B.worked | C.are working | D.were working |