John_______tobeapoliteman.Butinfactheisveryrude.
A、pretendsSeveralloudspeakersare_______fromtheceilingandwecanhearthespeakerveryclearly.
Afterworkingfortwentyhourswithoutanyrest,thedoctorswere_______.
Thisboywas_______forwhathehaddoneintheclass.
Theengineersinthislabspentseveralweeks_______theirplansforthenewbicycle.
Thedoctors_______themedicinestothepeopleinthefloodarea.
