Jack ______ the bus as soon as it stopped; and then to his joy he met an old friend of his on that bus.
Jackson______toworkingovernmentofficethoughhehatedservingthere.
E-mail,aswellastelephones,______animportantpartindailycommunication.
—Bob,you______onthephone. —______.
Nothavingfinishedhishomework,______towatchTV.
—DoyouknowanyoneinParis? —No.I'llmakefriendsonce______.