. Enough attention should be paid to _____ your pronunciation and intonation.
| A．improve | B．improving | C．improved | D．be improve |
Thedoctorhadalmostlosthopeatonepoint,butthepatientfinally_______.
| A．pulleddown | B．pulledthrough | C．pulledup | D．pulledover |
Wheneverabigcompany_______asmallone,theproductalmostalwaysgetsworse.
| A．cutsdown | B．putsupwith | C．takesover | D．getsonwith |
Astheapplause_____,thecurtainonthestagedroppedslowly.
| A．tookoff | B．dieddown | C．passedout | D．stayedup |
Afteryouhavelearnedsomethingnew,itisimportantthatyoutryto_________.
| A．bringitup | B．letgoofit | C．getridofit | D．putitintopractice |
Do you know the boy _______ under the big tree?
| A．lay | B．lain | C．laying | D．lying |