题目列表(包括答案和解析)

 0  240814  240822  240828  240832  240838  240840  240844  240850  240852  240858  240864  240868  240870  240874  240880  240882  240888  240892  240894  240898  240900  240904  240906  240908  240909  240910  240912  240913  240914  240916  240918  240922  240924  240928  240930  240934  240940  240942  240948  240952  240954  240958  240964  240970  240972  240978  240982  240984  240990  240994  241000  241008  447348 

41.A.away     B.outside     C.off D.out

试题详情

40.A.planes    B.trains      C.cars D.bikes

试题详情

39.A.air      B.fruit       C.food D.water

试题详情

38.A.happy     B.fat       C.ill D.well

试题详情

37.A.Or      B.But       C.Because D.So

试题详情

36.A.can      B.can’t     C.may D.must

试题详情

25. A.After   B.As soon as  C.Until    D.Before

No air means death.Though we    (36)see it,there is air around us.    (37)

air is everywhere and it gives life to every living thing.Without it we can’t live.Bad air makes people   (38).We must have fresh(新鲜)   (39) to keep us in good health.

In the city there are a lot of people and there are too many    (40) running on the road.The gas(气体) which the car sends out(排放) is made up of(组成) bad gases.Every day we breathe it in and     (41).This makes us     (42)sick. So people should    (43) door as much as they can.There are many factories,too.From the chimneys of these factories,we get the smoke usually in black colour.This kind of smoke is dangerous      (44) our health.So in order to(为了) keep us    (45),we have to go out to the countryside to breathe more fresh air.Or we can go up hills to get more fresh air.

试题详情

24. A.moon    B.star   C.earth    D.sun

试题详情

23. A.Americans    B.Englishmen    C.Australians   ese

试题详情

22. A.small   B.smaller    C.big   D.bigger

试题详情


同步练习册答案