Everyone should fight for the_______ of their own country.
| A.favour | B.reward | C.honour | D.prize | 
Contrary to popular _______,eating carrots does not improve your eyesight .
| A.glory | B.motto | C.incident | D.belief | 
It is thought that meteories (陨星)may hold clues about the ________of life on Earth .
| A.origin | B.reserve | C.basis | D.evidence | 
He is having a family party in ________of his 84th birthday .
| A.favour | B.celebration | C.harvest | D.feast | 
It is important to know about the cultural differences that________cause problems.
| A.must | B.dare | 
| C.need | D.may | 
When Premier Zhou Enlai was alive,he________work from morning until night every day,dealing with numerous affairs.
| A.would | B.could | 
| C.must | D.might |