Modal Verbs. Secondary School

Choose the correct modal verb: You can/have to keep your dog on a leash. (It’s necessary.)

Choose the correct modal verb: You mustn’t/can’t litter. Take your garbage with you! (It’s forbidden!)

Choose the correct modal verb: Can/Must I use your insect repellent? (Asking for permission.)

Choose the correct modal verb: You can/can’t fish everywhere – only in certain areas. (It isn’t able to.)

Choose the correct modal verb: We can/have to put up our tent here. (It’s necessary.)

Choose the correct modal verb: Sam mustn't/isn’t able to swim very well. (He isn’t able to.)

Choose the correct modal verb: You can’t/mustn’t swim in the lake. It’s forbidden!

Choose the correct modal verb: You mustn’t/don’t have to feed the animals. It’s forbidden!

Choose the correct modal verb: You must/can drive slowly through the park. (It’s the rule.)

Choose the correct modal verb: Can/Must I see alligators there? (It’s possible.)