Răspuns:
primu ex
1. you don't have to go shopping
2. must
3. don't have to
4. shouldn't talk to her like
5. mustn't
al doilea ex
1. snowed
2. were watching
3. heard
4. went
5. went
6. jumped
al treilea ex
1. moved
2. have you ever eaten
3. didn't phone you
4. has never ridden
5. did you visit
al patrulea ex
1. since
2. did
3. started
4. have you tried
5. for
Explicație:
