They prefer to _______ the rest of the morning walking in the garden.
D
本句运用的是prefertodosth这种用法。
_______foryourlaziness,youcouldhavefinishedtheassignmentbynow.
Iftheoperation________carefullyprepared,itwouldnothavebeensuccessful.
Itisimportantto________yourskinfromtheharmfulstrongsunlight.