—Can you guess ______ the new schoolbag yesterday? —Sorry, I’ve no idea.
---I don’t know when he will arrive. ---Don’t worry. I’ll call you as soon as he _____.
Mum didn’t go to bed _____ I came back home last night.
When Daniel feels blue, he likes wearing orange to _____.
There _____ a football match on TV at 9:00 this evening.
You may lead the horse to the river, but you _____ make it drink.