I’d rather ________ at home than _________ out in such bad weather.
We should consider problems ________ others’ interests ________our own.
The restaurant must be crowded from ________number of cars parked in front of it,________?
As we know,Beethoven is the greatest musician ________.
A big disaster took place in ________1960s when I was in ________teens.
Scientists have found no ________of life on Mars so far,though great efforts have made on the research.