—Mr. Hu, can you tell us how to learn swimming well?—Sure. But remember we can learn nothing well _______ hard work.
I think coffee tastes good, but not_______ likes drinking it.
Many cities in China, _______Beijing, have been deeply affected by dirtier air.
It was raining _______when my sister and I got to the museum.
People usually like the TV channels with funnier programmes but ________advertisements.
- _______does Nancy help the old lady with her housework? - About twice a week.