Tomwasacleverboy.Hewasalwaystryingoutnewideas.Onedayhismotherwasveryill.Shesent 1 adoctor.Whenthedoctorcamehelooked 2 Tom'smothercarefullyandsaidthatshe 3 anoperationatonce.Butitwasnightandthe 4 intheroomwasvery 5.Tomthoughtforamoment.Thenhehadanidea.Hetook 6thelightsinthehouseandputthemonalongtable.Thenheputabigmirror7 them.Nowthedoctor 8 abletosee 9 .Heoperated 10 heratonce.Edison'smotherwassaved.
( )1、A．of B．for C．in D．to
( )2、A．at B．for C．over D．after
( )3、A．need B．needs C．needing D．needed
( )4、A．light B．sun C．moon D．bed
( )5、A．poor B．good C．safe D．well
( )6、A．one B．all C．two D．some
( )7、A．behind B．after C．under D．on
( )8、A．is B．was C．be D．tobe
( )9、A．clear B．clearly C．enough D．clearer
( )10、A．in B．on C．at D．for