Chores
Diseases & Symptoms
Daily Situations
Solving a problem
Complete Modal Verbs
100

Water the plants

  • "You should water the plants every day to keep them healthy."
  • "You have to water the plants or they will die."
100

Headache

  • "You should take some rest if you have a headache."
  • "You mustn't listen to loud music with a headache."
100

Going to school

  • "You have to go to school every weekday."
  • "You mustn't be late for school."
100

Your friend is sick but doesn't want to visit the doctor.

He/she should go to the doctor.

100

You _________ forget your keys.

mustn't

200

Walk the dog

  • "You must walk the dog every day for its health."
  • "You should walk the dog twice a day."
200

Fever

  • "You must stay home when you have a fever."
  • "You should drink lots of water to help with the fever."
200

Eating vegetables

  • "You should eat vegetables every day."
  • "You don't have to eat vegetables if you're not hungry."
200

You forgot to do your homework, and the teacher will check it tomorrow

I must finish it tonight

200

You ________ take a break

should

300

Sweep the floor

  • "You have to sweep the floor before guests arrive."
  • "You must sweep the floor to keep the house clean."
300

Backache

  • "You should avoid lifting heavy objects if you have a backache."
  • "You must see a doctor if the backache is serious."
300

Washing hands

  • "You must wash your hands before eating."
  • "You should wash your hands after using the bathroom."
300

You see a “No Entry” sign on a door.

You mustn't go through that door

300

You _______________ finish the project today.

don't have to / have to

400

Do the laundry

  • "You must do the laundry because you’re running out of clean clothes."
  • "You don’t have to do the laundry today if you're busy."
400

Toothache

  • "You should go to the dentist if you have a toothache."
  • "You mustn't eat sweets when you have a toothache."
400

Wearing a helmet

  • "You must wear a helmet when riding a bike."
  • "You should wear a helmet to protect your head."
400

Your friend is eating a lot of candy and doesn’t feel well.

You shouldn't eat so much candy.

400

You __________ call the doctor.

have to

500

Tidy up my room

  • "You should tidy up your room before you leave the house."
  • "You have to tidy up your room every weekend."
500

Chicken pox

  • "You must stay home when you have chicken pox."
  • "You shouldn't scratch the spots when you have chicken pox."
500

Doing homework

  • "You have to finish your homework before playing."
  • "You mustn't forget to do your homework."
500

Your brother has an important exam tomorrow but wants to play video games.

You have to study for the exam

500

You __________ stay up too late.

mustn't