Have to, Must, Should, 1st/2nd conditional

You ... take your medicine or you won't get better.

• Must
• Should

Tom doesn't know what to do? What do you think he ... do?

• Have to
• Has to
• Must
• Should

It isn't necessary to dress up tonight. We ... wear suits.

• don't have to
• doesn't have to
• Mustn't 
• Shouldn't

When I was at school, we ... stand when a teacher entered the room.

• Should
• Must
• Have to
• Had to

I ... say this is a great curry.

• Should
• Must
• Have to
• Has to

My advice is you ... think carefully before you take your decision.

• Should
• Must
• Have to
• Has to

What ... do to improve?

• Must she
• Does she have to
• Has she

If it _______ (rain), we will cancel the trip

• rain

• rains

• will rain

• would have rained

If you ___ (call) her, she will answer

• call

• will call

• had called

• called

If I won the lottery , I ____ (travel) a lot

• travel

• will travel

• would travel

• would have travelled