— ______sleep do you think is necessary for a Grade 9 student? — 8 hours at least.
It’s time_________ an English lesson.
---I think teenagers should be allowed to go out with their friends in the evening. --- ______ . It’s not safe enough.
---I am crazy about chocolate. ---_____. That’s probably why I am becoming fatter and fatter.
---Why is the classroom so dirty? --- Sorry, sir. It ______ yesterday. We forgot to do it.
---Would you like something to drink? ---Yes, ______ , please.