I. Fill “must / mustn't / have to / don’t have to / should / shouldn't” in the blanks. ⇱
Question 1.
In Vietnam, all people drive on the right.
Question 2.
They be at work before 7:50 and get ready for their work.
Question 3.
I be back home by 9 p.m. My parents let me decide what to do.
Question 4.
I think we stay out too late at night. It's dangerous.
Question 5.
Students wear uniforms on weekdays at school.
Question 6.
It's 10 p.m. I go home now.
Question 7.
You behave rudely to other people.
Question 8.
Children obey their parents and try to study hard.
Question 9.
You wash all dishes but just enough for ten people.
Question 10.
Young people give up some bad habits such as staying up late and spending too much time playing games.
II. Fill in the correct prepositions to complete sentences. ⇱
Question 11.
My child is good using electronic devices.
Question 12.
Young people are interested doing what they like.
Question 13.
These shoes belong my brothers. He collects shoes.
Question 14.
addition, too much screen time is bad for teenagers' health.
Question 15.
Parents always complain their children’s habits but still love them a lot.