39．A．to         B．for       C．about          D．from

38．A．need to    B．need      C．can            D．may to

37．A．use       B．think      C．park           D．love

36．A．if        B．and        C．but            D．because

35．A．around    B．over       C．from          D．past

34．A．faster     B．harder     C．more dangerous  D．safer’

33．A．less than   B．no one    C．more than      D．fewer

32．A．less       B．more     C．much          D．fewer

31．A．sits       B．drives     C．makes         D．sells

30．Don’t forget ______ your homework to school．

A．to bring  B．bringing  C．to take  D．taking

There will be little cars in the future If everyone    31      such a little car in the future．there will be less pollution(污染) in the air , there will be more parking space in cities．and tile street will    32      crowded The space now for one car can hold    33     one such little cars.

Tim little car will be cheaper．and it will be    34     ，because these little cars can go only 50 km an hour And the cars of the future will be fine for going   35    the city,   36    they will not be useful for going far away．If we still    37     the big cars along with tile small ores．we will    38     build two kinds of roads．Some roads will be used   39     the big fast cars，and other roads will be needed for the smaller,   40     ones