exercise 13
Modal Verbs
Gap-fill exercise
Complete each sentence so that it contains can't, might, must, should or needn't.
Used sources: Grammarway 4 by J. Dooley and V. Evans. Express publishing 1999.
FCE Language Practice by M. Vance. Macmillan 2003.
FCE Language Practice by M. Vance. Macmillan 2003.