1. Where
is the lecture to take place? - I suppose in the assembly hall. 2. The meeting
is to begin at five o'clock. Don't be late. 3. I have to help my friends with
this work now, so I cannot go with you. 4. It was raining hard and we had to
wait until it stopped raining. 5. Why didn't you tell me that I had to buy the
books? 6. You wiil have to learn all the new words for the next lesson. 7. They
decided that she would be to send them a telegram every tenth day. 8. Who was to
go to the library to get the new books? - I was, but I couldn't because I had
to finish some work at the phonetics laboratory. 9. It is raining. You have to
put on your raincoat.