Modal verbs must, mustn't, needn't - exercise 4
Complete the following sentences with modal verbs must, mustn't or needn't.
This car ___ be expensive. It's Ferrari.
This car must be expensive. It's Ferrari.
You ___ help me. I'll do it myself.
You needn't help me. I'll do it myself.
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For beginners - pre-intermediate learners of English as a foreign language.