But for the help of my English teacher，I ________ the first prize in the English Writing Competition.

A．would not win  B．would not have won

C．would win  D．would have won

—It's the office！So you ________ know eating is not allowed here.

—Oh，sorry.

A．must  B．will  C．may  D．need

Keep up good state of mind even if you ________ fail plenty of times.

A．must  B．will  C．can  D．should

A left－luggage office is a place where bags ________ be left for a short time，especially at a railway station.

A．should  B．can  C．must  D．will

Oh，I'm not feeling well in the stomach.I ________ so much fried chicken just now.

A．shouldn't eat  B．mustn't have eaten

C．shouldn't have eaten  D．mustn't eaten

He hesitated for a moment before kicking the ball，otherwise he ________ a goal.

A．had scored  B．scored

C．would score  D．would have scored

My sister met him at the Grand Theatre yesterday afternoon，so he ________ your lecture.

A．couldn't have attended  B．needn't have attended

C．mustn't have attended  D．shouldn't have attended

Mr.Bush is on time for everything.How ________ it be that he was late for the opening ceremony.

A．can  B．should  C．may  D．must

—Are you coming to Jeff's party?

—I'm not sure.I ________ go to the concert instead.

A．must  B．would  C．should  D．might

—Could I borrow your dictionary?

—Yes，of course you ________.

A．could  B．will  C．can  D．might