He has found a lot of reasons to explain his failure.A.effectsB.resultsC.causesD.bases

听力原文：M: John has found a new job. He has to deliver a lot of letters every day.W: Poor

He has ______ a lot of responsibilities.A: assumedB: acquiredC: approvedD: appeared

Why does the man drink lots of coffee？A．He has a headache.B．He has been fed up with tea.C．

He has changed a lot: ______in the past he was extremely self－centered, now he has real co

As a manager, he has paid a lot of attention to the _____ in his factory.A.capabilit

He has accumulated lots of experiences in