某商店购进一种商品,进价为30元.试销中发现这种商品每天的销售量P(件)与每件的销售价(元)满足关系:.若商店在试销期间每天销售这种商品获得200元的利润,根据题意,下面所列方程正确的是( ).
Larry hopes_____his English, so he keeps practicing it every day.( )
A.to solveB.solvingC.to improveD.improving
Mount Lao is one of_____mountains in Qingdao. Many tourists like climbing it every year.( )
A.famousB.the more famous
C.most famousD.the most famous
It is raining heavily,_____none of the students are late for school.( )
A.althoughB.butC.soD.because
I can't find my mobile phone.
Don't worry. Maybe you_____it at home.( )
A.forgotB.missedC.lostD.left
Allen always behaves_____, so many people like him.( )
A.easilyB.politelyC.friendlyD.lively