问题 解答题

在比例尺是1:4000000的地图上量的甲乙两地的距离是5厘米,一辆汽车从甲地开往乙地大约需要4小时,这辆汽车每小时行多少千米.

答案

4000000厘米=40千米;

40×5÷4

=200÷4,

=50(千米).

答:这辆汽车每小时行50千米.

单项选择题
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One Saturday morning a careless car-driver   26  a lighted cigarette out of his car ten miles west of the small Canadian town of Stanton.The forest at the side of the road was   27 because there had been no   28  for many days.Within a few minutes the trees were   29 fire.

A truck driver saw the fire when he was on his   30  to Stanton.As soon as he reached the town he told   31 about it.Soon fire fighters were   32  westwards.When they arrived the fire they saw was very  33 .It could not spread to the north because of a lake   34  to the south because of a wide   35 .But a   36  wind was carrying the fire towards Stanton and the fire fighters could not stop it.Then,one of the firefighters   37  a message back to the town  38 

radio.

The chief fire officer and   39  of people hurried to a place about a mile   40  of the town.There they   41  dynamite to blow down the trees and to clear a wide path through the forest.  42  the fire reached the path it began to   43  down because there was   44  left to burn.After several hours they   45 to put out the fire and save the town.

26.A.lit                        B.threw                        C.put                           D.smoked

27.A.wet                      B.dry                           C.thick                         D.heavy

28.A.snow                    B.water                        C.rain                          D.wind

29.A.set                       B.caught                       C.on                                   D.in

30.A.way                            B.path                          C.road                          D.street

31.A the man                B.the police                  C.the forest                   D.the fire

32.A.hurrying               B.reaching                    C.arriving                     D.getting

33.A.big                       B.small                        C.large                         D.little

34.A.and                      B.or                             C.but                           D.even

35.A.road                            B.farm                         C.river                         D.forest

36.A.east                      B.west                          C.south                        D.north

37.A.got                       B took                          C.sent                          D.carried

38.A.with                     B.from                         C.on                                   D.by

39.A.many                   B.most                         C.hundreds                   D.a hundred

40.A.east                      B.north                        C.south                        D.west

41.A.will use                B.use                           C.would use                  D.used

42 A.However               B.Though                     C.When                        D.If

43.A.put                       B.go                                   C.die                            D.get

44.A.something             B.nothing                            C.anything                    D.everything

45.A.tried                     B.succeeded                  C.managed                   D.decided