设A为n阶方阵,方程组AX=0仅有零解的充分必要条件是_________.
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Many employer prefer to hire people with work_______. So it's important for you to serve an apprenticeship in a company.
A. experience
B. career
C. habit
D. education
The new road is a major goverment_______
A. job
B. project
C. work
D. task
In interviews he refuses to talk about his _____ life.
A. individual
B. quiet
C. personal
D. private
We need a ______of ten people to set up the team.
A. lowest
B. minimum
C. level
D. extent