MODAL VERBS | Động từ khuyết thiếu _ Bài tập
PRECLASS
PRACTICE 1: Can, Could, Can't, Couldn't
PRACTICE 2: May, Might
PRACTICE 3: Must, Have to
PRACTICE 4: Should, Ought to
PRACTICE 5: Need
PRACTICE 6: Used to, Be/Get used to
PRACTICE 7
PRACTICE 8