MUSTGrammar Lab

MUST - OBLIGATION

Must est un modal.

Il exprime une obligation.

Structure très simple.

Must + base verbale

Example:

You must go to school.

TURN THE SENTENCE INTO AN OBLIGATION➤ I take a shower after school. (shower = douche)

➤ I ride my bike to school. (ride a bike = monter à vélo)

➤ I eat my soup at night.

➤ I am on time at school. (on time = à l’heure)

➤ I go to bed early. (early = tôt)

➤ I respect the nature.

➤ You protect wild animals.

➤ We recycle the waste. (waste = ordures)

➤ We throw the garbage in the bin.

MUST - NEGATION

Must + not + base verbale

Mustn’t + base verbale

Examples:

You must not chat in class.

You mustn’t chat in class.

CHANGE INTO A NEGATIVE SENTENCE➤ You must drop litter. (drop litter = jeter des ordures à terre)

➤ We must pollute the earth.

➤ They must kill the white giraffe.

➤ You must hunt wild animals. (hunt = chasser)

➤ You must take a bath everyday. (take a bath = prendre un bain)

➤ We must leave the lights on all day.

➤ You must ride a big car.

➤ They must cut the rainforest. (rainforest = forêt tropicale)

➤ I must throw plastic bottles in the ocean. (throw = jeter)

MUST OR MUSN’T ?➤ You … be late at school.

➤ I … protect the planet.

➤ If you are dirty, you … take a shower.

➤ In class, I … be quiet!

➤ We … drop litter.

➤ You … respect your parents and teachers.

➤ We … hunt polar bears.

➤ You … do something against climate change.

➤ We … make efforts.