вставить модальные глаголы по смыслу

#2 - must be

#3 - shouldn't

#4 - can't

#5 - couldn't

#6 - can

#7 - doesn't have to

#8 - should

#9 - must have been

#10 - could

#11 - should

#12 - can't

#13 - don't have to

#14 - should

#15 - coudn't

#16 - can't

#17 - must be

#18 - should