No matter bow much knowledge you have, if your subject is at all ______, be careful when discussing it during your speech, or you may well offend your audience.
| A．diverse | B．sensitive |
| C．abstract | D．original |
I_____in London for many years, but I’ve never regretted my final decision to move back to China.
| A．lived | B．was living | C．have lived | D．had lived |
Nowadaystherolesofhusbandandwifearenotas__________definedasbefore,especiallywhenbothpartnersworkandearnmoneyforthefamily.
| A．clear | B．clearer | C．clearly | D．moreclearly |
It’s said that a car accident_____________on the highway this morning.
| A．happens | B．happened | C．was happened | D．has been happened |
Ihavedonemuchofthework.Couldyoupleasefinish____________intwodays?
| A．therest | B．theother | C．another | D．theothers |
—What did you do last night?
—I______________my homework but nothing else.
| A．did | B．was doing | C．has done | D．had done |