Must VS should_9th group 1

You _____ keep in silence when you are in a library.

• must

• mustn't

• should

• shouldn't

If you want to relax first you ________ take things so seriously.

• must

• mustn't

• should

• shoudn't

To be more organized, you ______ set up a list of priorities.

• must

• mustn't

• should

• shouldn't

Well, everybody knows that you _________ speak during a test. That's why the teacher called you the attention.

• must

• mustn't

• should

• shouldn't

You _____ send your homework today or you won't pass the course!

• must

• mustn't

• should

• shouldn't

She is angry because you didn't tell her the truth, I think you _____ explain her why you did it.

• must

• mustn't

• should

• shouldn't

You ____ go there if you want to have fun.

• must

• mustn't

• should

• shouldn't

This can save your live! You ____ wear a helmet when riding a motorbike.

• must

• mustn't

• should

• shouldn't

She ______ drive without a licence!

• must

• mustn't

• should

• shouldn't

I know I _____ talk to him anymore.... but he is best friend.

• must

• mustn't

• should

• shouldn't