Ответ:
1) He must/has to be at work by 10 o'clock.
C. It is a law/rule. It is required.
2) You mustn't park your car on this street.
E. It is prohibited/not allowed.
3) You don't have to/don't need to meet them if you don't want to.
A. It is not necessary.
4) You should ought to have visited the ancient city before you left.
B. It was a good idea but you didn't do it.
5) She can speak five languages.
I. She is able to
6) We can/may take photographs in the museum
G. It is allowed/permitted.
7) They had to leave their bags at the entrance.
H. They were obliged to.
8) They may/might have gone shopping.
F. It is possible.
9) He could/was able to run very fast when he was young.
J. He had this ability in the past.
10) May/Could I touch this ancient statue?
L. They are asking permission.
11) Can/Could you help me research day trips from Taraz?
K. It is a request.
12) Lucy didn't have to/didn't need to get a visa to enter Kazakhstan.
D. It wasn't necessary.
Объяснение: