1. How should we help_____? A. the mentally retarded B. mentally retarded persons C. the mental retarded D. mental retarded people 2, Do you know that_____missing? A. one or perhaps more children from the neighborhood been reported B. one or perhaps more children from the neighborhood have been reported C. one or perhaps more child from the neighborhood has been reported D. one or perhaps more child from the neighborhood have been reported 3. They changed their plan at the last moment. Otherwise, they _____in the plane crash. A. would have been killed B. would be killed C. would have killed D. had been killed 4. You are really incompetent! It_____hours ago. A.should finish B. must have finished C. should have been finished D.must be finished 5. ______we went swimming. A. Being a hot day B. it was a hot day C. so hot was the day D. due to a hot day 6. Did you notice ______at the fair? A. special anything B. anything special C. special anything D. anything specially 7. ______he studied, _____he became A. Hardly / the more confused B. the more hardly/ the less confused B. the harder / the less confused D. so hard / very confused 8. The______of blood always makes him feel sick. A. view B. scene C. sight D. form 9. Are you sure that you can do it by_____? A. your own B. alone C. yourself D.own 10. Have they taken_____of the "No Smoking" sign? A. notice B. care C. account D. advantage