A computer costs nearly 5,000 yuan, but I have saved _______800 yuan.
-Sorry, I couldn’t find the suitable shoes you need. -.
rise in carbon dioxide is causingsteady increase in global warming.
We should get prepared for dealing with ________problems_________.
---You’ve read the Frog by Moyan,haven’t you? ---Yes,I_______second time and I got a better understanding.
We’ll never forget this terrible accident and the damage_______has caused to the area.