Rewrite the following sentences based on the given words.
1. In my family, all of children have to get up before 6 a.m and do exercise
=> ................................................................................................................. (obliged)
2. Students have to book in advance to use computer at the school library
=> .............................................................................................................(necessary)
3. In most of the temples and pagodas in Vietnam, you have to take off your shoes when going inside the main worship areas.
=> ............................................................................................................................................................................................ (allowed)
4. To visit Ho Chi Mnh Mausoleum, people must hand in their indenity cards.
=> ......................................................................................................(obliged)
5. In Vietnam, people must drive on the right of the road
=> ..................................................................................(can't)