Read these sentences and choose have to, has to or had to. write one variant into each sentence.
don’t use capital letters and full stops.
1. mary is studying literature. she read a lot of books.
2. we walk home last night. there were no buses.
3. we did an exam yesterday. we answer six questions out of ten.
1) has to
2) had to
3) had to
Объяснение: