If you want to join the chess club, please call 86432315 two to five in the afternoon.A. at; from B.at; at C. from; from
_______ 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. ---_________