【B9】A．contentB．contraryC．concreteD．complete

设三位数2a3加上326，得另一个三位数5b9，若5b9能被9整除，则a＋b等于（）。 A．2B．4C．6D．8

【B9】A．depictB．manifestC．predictD．specify

Governments should rule only with the consent of the governed.A．contentB．conquestC．support

Properties of a good refrigeration oil include_____.A.low wax contentB.high pour pointC.hi

He tried and tried but all his efforts were ______.A．in no wayB．on the contraryC．at a loss

【C2】A．By comparisonB．On the contraryC．As a resultD．Likewise