—_______ do you usually go to school?— On foot. 

 —look! It’s raining _________.—That’s great. It’s too hot these days.

 --- _____do you study for a test?---By reading the textbook.

----Mum, what are you cooking? It smells so _______. ----Oh, cheese cake, of course！I know you enjoy _______ it. 

---Can I help you?---Well, I’m afraid the box is _______ heavy for you, but thank you all the same.