Modal verbs

You haven’t eaten all day. You ........................ be hungry. (certainty)

• must

• can

• should

• shouldn't

You ....... eat more vegetables and reduce the intake of sugar in your daily diet. (suggestion)

• should not

• should

• may

• might

....................... I go to the bottle filling station to refill my bottle? (permission)

• Must not

• Must

• May

• Should

If we don't hurry, we ......................... be late. (possibility)

• must

• could not

• could

• must not

He .............. play soccer inside the classroom. (prohibition)

• could not

• must not

• can't

• shouldn't

She ............ speak French, Spanish and Japanese. (ability)

• should

• might

• shouldn't

• can

Years ago, she ............ play any sport. (past ability)

• can

• might

• could

• can't

If you travel to the Amazon rainforest, you .... wear a loose-fitting cotton clothes.

• might

• can't

• should

• may

There is a sign that reminds us that we ..... feed the animals we see during our Amazon tour.

• might

• must not

• may

• should

........ you ask them about the prices of the tickets to visit the Huayna Picchu or mountain hike?

• Can

• May

• Might

• May not