Answer the questions

Which two sentences have the same meaning?

• Now you understand that you ought to have worked harder at the university.
• Now you understand that you needn't have worked hard at the university.
• Now you understand that you didn't work hard enough at the university.

Which two sentences are correct?

• The river flow was very strong but the swimmer was able to reach the shore.
• The river flow was very strong but the swimmer managed to reach the shore.
• The river flow was very strong but the swimmer can reach the shore.

Which sentence contains a modal verb expressing ability?

• This young waitress can't lay the table properly yet.
• Things can't be better.
• You can park your car here.

Which sentence contains a modal verb expressing assumption with certainty?

• I feel that I must go to the boss now and tell him everything.
• It must be a branch knocking on the window.
• I know that I must do my duty.

Which sentences contain a modal verb expressing obligation?

• You were to give this client much attention but you didn't.
• Beckham was able to score the goal just a second ahead of the final whistle.
• When I was a student, I had to put much effort in my studies.

Which sentences contain a modal verb expressing criticism?

• You shouldn't have used my computer.
• Today you don't have to drive the children to school.
• You ought to have spent more time with your sick mother.