I haven’t finished my homework yet. I my mother with the housework all day yesterday.
The driver’s wrong gearing(挂档) was________ for the backward movement of the car, which accidentally knocked down the old woman.
I privately told him that he should not have ______ the offer of his former wife to come together again.
When you are ______ about something, you are ______ to do whatever you can to get it.
The manager and general engineer _____ very strict _____ his employees and ____ his work as well.
Nicolaus Copernicus’ discovery about the universe is ______, which ______later achievements in astronomy science.