speedupWhenwewantedthehoveringcarriagetospeedup,wepresseddownhardonthedrivingpedalandbentoverinthedirectionwewantedtogo
(P20)当我们想让气垫车加速时,我们就用力踏驱动踏板,并且向想去的方向俯身
They’vespeededupproductionofthenewcar
他们加快了新汽车的生产
①speedup的意思是:加速Hedroveataspeedofsixtymilesperhour
他以每小时60英里的速度开车
Drivewithinthespeedlimit
Abouttwomilesoutofthestationthetrainbegantopickupspeed
火车出站约两英里后开始加速
②ataspeedof
以……的速度③speedlimit最高车速,车速限制④pickupspeed提速①Ifyouwanttospeedupyourwork(提高工作的速度),youshouldlearnhowtooperatethecomputer
②Wehadbetter________ifwewanttogetthereintime
pickupB
speedupC
sweepupD
getup【解析】选B
句意:如果我们想要及时到达那儿,最好加速(前行)
pickup捡起,恢复;如果表示提速时,用pickupspeed;sweepup清除;getup站立;getupspeed提速
③Howexciting
Idrovemynewcar________aspeedof120km/honSundaymorning
on【解析】选B
考查介词搭配
ataspeedof
“……以的”速度