1) Which of the following words express ability? (2 correct answers, mark them both) a) need to b) is able to c) has to d) have to e) was able to f) had to 2) Which of the following express obligation? (2 correct answers, mark them both) a) have to b) is able to c) will have to d) need to e) won't have to f) wasn't able to 3) What does 'need to' express? a) ability b) necessity c) inability d) obligation 4) Does 'have to' mean the same as 'must'? a) Yes b) No

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