人工挖孔桩必须遵守( )的原则,即必须做到挖一节土,做一节( ),且孔内开挖作业必须待护壁稳定后再挖下一节。
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To become a successful ______, one should have a working knowledge about the business he or she plans to start.
A. company
B. corporation
C. entrepreneur
D. worker
The business was ______ from Owen four years ago.
A. acquired
B. acted
C. required
D. repaired
Once we have the _____ information, we can make a decision.
A. relevant
B. popular
C. instant
D. typical
Ever since basketball was invented, its _____ has become increasingly higher.
A. achievement
B. curiosity
C. complement
D. popularity