完形填空。 TheUnitedStatesisfullofautomobiles.Therearestillmanyfamilies 1 carsbutsomefamilieshave
twoor 2 more.Howevercarsareusedfor 3 pleasure.Theyareanecessarypartoflife.
Carsareusedfor 4 .Theyare 5 toofficesandfactoriesbyworkerswhohavenootherwaytoget
totheirjobs.Whensalesmenaresenttodifferentpartsofthecitytheyhavetodriveinordertocarrytheir 6 .
Farmershavetodriveintothecityinordertogetsupplies.
Sometimessmallchildrenmustbedrivento 7 .Insomecitiesschoolbusesareusedonlywhenchildren
livemorethanamile 8 theschool.Whenthechildrenaretooyoungtowalk 9 fartheirmotherstaketheir
motherstake 10 drivingthemtoschool.OnemotherdrivesonMondaystakingherownchildrenandthe
neighbors'children 11 . 12 motherdrivesonTuesdaysanotheronWednesdaysand 13 .Thisis 14
formingacarpool.Menalso 15 carpoolswiththreeorfourmentakingturnsdrivingtotheplace 16 they
allwork.
Morecarpoolsshouldbeformedinordertoput 17 automobilesontheroadandtouse 18 gasoline
(汽油). 19 isagreatproblemandsoisthetrafficinandaroundcities.Toomanycarsarebeingdriven.
Somethingwillhavetobe 20 abouttheuseofcars.
( )1.A.with
( )2.A.ever
( )3.A.morethan
( )4.A.pleasure
( )5.A.taken
( )6.A.parcels
( &