如图所示电路中,L为电感线圈,R为灯泡,电流表内阻为零,电压表内阻无限大,交流电源的电压u=220sin100πt V。若保持电压的有效值不变,只将电源频率改为100 Hz,下列说法正确的有( )
﹣﹣﹣Excuse me.Could you please tell me ______ change some money,please?
﹣﹣﹣Of course.Walk along the street to the end and you can find a bank.( )
A.where I canB.where can I
C.where I was able toD.where was I able to
﹣﹣﹣What kind of TV show do you prefer?
﹣﹣﹣I like the ones _______ make me laugh.( )
A.whoB.whomC.thatD.what
﹣﹣﹣_____ you ever _______ Han Hong sing live?
﹣﹣﹣Of course.A couple of times in different cities.( )
A.Have;seenB.Did;seeC.Do;seeD.Are;seeing
Some people think it's the parents'job to _____ their children ________ a clean and comfortable environment at home.( )
A.offer;toB.offer;with
C.provide;withD.provide;to
﹣﹣﹣Cindy,is the baseball bat ______?
﹣﹣﹣No,_______ is over there.It must be Mark's.( )
A.your;myB.your;mineC.yours;myD.yours;mine