Look! playful the boy is! He is jumping up and down with excitement.
_______ the teachers in their school is about 200 and one fourth of them are _______ teachers.
He didn’t go to school yesterday ________ he was ill.
---Could you tell me _________? ---You can take the No. 1 bus.
They will lose the game _______ they try their best.
---I have changed my job. ---_________