________evidencethatlanguageacquiringabilitymustbestimulated.
A、IfbeingYou______bedrivenoutoftheschoolifyoudaretocheatintheexam.
InfactPeterwouldratherhaveleftforSanFranciscothan____inNewYork.
Whendoyouthink______startthenewattack?
_____theteacher'ssuggestion,Tomfinallyfoundawaytosettletheproblem.
Generallyspeaking,thehardoneworks,_______.