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

The convenience of using computers has brought about a lot of__________ in classroom teach

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

A heavy man ________.A.certainly has a lot of fat

Before joining the army he spent a lot of time in the village ________ he belonged.A.

He seems poor but I____ that he has quite a lot of money.[ ]A. wonderB. suspectC. convinceD. assure