例句：It is reasonable to assume (that) the economy will continue to improve.
The court assumed responsibility for the girl's welfare.
This matter has assumed considerable importance.
He assumed an air of concern.
In his dreams, the mountains assumed enormous importance.
He contented himself by assuming an air of superiority...
例句：We are working on the assumption that everyone invited will turn up.
His actions were based on a false assumption.
His views are grounded on the assumption that all people are equal.
Implicit in his speech was the assumption that they were guilty.
Economists are working on the assumption of an interest rate cut.
The new governor's assumption of office will take place next Tuesday.