It was last night ________ I saw the comet.

A．the time B．when C．that D．which

I don't mind her criticizing me，but ________ is how she does it that I object to.

A．it B．that C．this D．which

—I didn't go to see the doctor yesterday.

—But you ________.

A．ought B．ought to

C．ought to be D．ought to have

Every evening after dinner，if not ________ from work，I will spend some time walking my dog.

A．being tired B．tiring

C．tired D．to be tired

He jumped at the opportunity when he saw the advertisement in a newspaper，because barely ________ make ends meet.

A．he could B．could he

C．he couldn't D．couldn't he

Either you or one of your students ________ to attend the meeting that is due tomorrow.

A．are B．is C．have D．be

Both of you claim you are right.In fact，either you or he ________ wrong.

A．are B．is C．were D．was

Either the Greek or the Australian ________ the boxing competition.

A．have won B．has won

C．are won D．is won

Playing football and watching TV ________ both interesting.

A．were B．was C．are D．is

A few of the young trees in Tangsa can be cut each year for firewood.The rest ________ to grow even taller.

A．left B．will left

C．is left D．are left