This is a promising company as its employees ________ to think outside the box and develop creative solutions.

A．encourage          B．have encouraged

C．were encouraged  D．are encouraged

I can't understand why he ________ so selfish. He isn't usually like that.

A．was  B．had been

C．is  D．is being

—How long have you been going to work on foot?

—Since last month when I ________ from a heart attack.

A．recovered  B．have recovered

C．was recovering  D．would recover

Allen has decided that he will be an engineer by the time he ________ twenty.

A．had beenB．is going to be

C．will beD．is

．The sweater   ________   easily; isn't it suitable for a person as lazy as you?

A．is washed        B．was washed    

C．washes       D．has washed

—It seems that you know Dr. John very well.

—Of course, we   ________     together for five years in the 1990s.

A．have worked          B．had worked    

C．are working       D．worked

A recent survey shows the number of people who shop in stores ________， while far more are shopping online.

A.decrease       B．decreases

C．is decreasingD．are decreasing

I won't buy this iPhone unless the price ________ to under 2,000 yuan.

A．reduces       B．will be reduced

C．has reduced   D．is reduced

I ________ for Beijing next Saturday. Do you know when the earliest plane ________ on  Saturday?

A．am leaving; takes off                      

B．Leave; takes off

C．leave; is taking off                        

D．am leaving; is taking off

Egg prices usually  ________       in spring when they are most plentiful.

A.are droppingB．drop

C．have droppedD．will drop