would, could, should
can, can't, could, couldn't
corrections
should, shouldn't, would, wouldn't
must, have to, mustn't, don't have to
100

Why __________ he do that? I don't understand.

Why would he do that? I don't understand.

100

My pencil broke, _______ I borrow yours please?

My pencil broke, can/could I borrow yours, please?

100

May he go with you?

Can/could he go with you?

100

If the stove is hot you _________ touch it.

If the stove is hot you shouldn't touch it.

100

If you're on a city bus you __________ wear a seat belt.

If you're on a city bus you don't have to wear a seat belt.

200

_______ you help me, please?

Could you help me, please?

200

________ you pass the salt, please?

Could you pass the salt, please?

200

When I was young I can run very fast.

When I was young I could run very fast.

200

I ___________ go there at night, it's dangerous.

I wouldn't go there at night, it's dangerous.

200

You _________ smoke in restaurants.

You mustn't smoke in restaurants.

300

If your tires are low you __________ put air in them.

If your tires are low you should put air in them.

300

I tried to lift my car but I ___________.

I tried to lift my car but I couldn't.

300

You don't have to talk when it's someone else's turn.

You mustn't talk when it's someone else's turn.

300

If he left on time Jaime _______ be here by 6:00.

If he left on time Jaime would be here by 6:00.

300

You __________ be on time when taking a train.

You have to be on time when taking a train.

400

________ you like chocolate or vanilla?

Would you like chocolate or vanilla?

400

______ spiders swim?

Can spiders swim?

400

Why he should study if he knows the material well already?

Why should he study if he knows the material well already?

400

She _______ love to live in Tokyo someday.

She would love to live in Tokyo someday.

400

You _________ leave ice cream in a hot car.

You mustn't leave ice cream in a hot car.

500

What _______ you do if you were me?

What would you do if you were me?

500

I ________ pass the test, so I failed the class.

I couldn't pass the test, so I failed the class.
500

You don't have to steal money from your employer.

You mustn't steal money from your employer.

500

Everyone _______ brush their teeth at least twice a day.

Everyone should brush their teeth at least twice a day.

500

Do I ___________ do my chores today, mom?

Do I have to do my chores today, mom?