____ they ____ a cow yesterday?
The book was written in ______easy English ______even primary school students could understand it.
---Mum, I’m really ________ about the result of the exam.---Cheer up. I believe you can be successful.
There’s cooking oil left in the house. Could you go to the supermarket and get ?
--- is “Animal World” shown on CCTV-2? ---Every week
---Shall we meet at the station at 7 am?---In fact, we _______. The train _______ until 9 a. m.