Theassociationis________toraisingfundstohelptheblind.
A、conductedWemust______thattheexperimentiscontrolledasrigidlyaspossible.
________withthesizeofthewholeearth,thehighestmountainsdonotseemhighatall.
I'msorryIforgottowrite;Ihadsomuchelse________mymind.
________theconcerthadbegundidwerealizewhatasplendidshowitwasgoingtobe.
Weregretto________thatitmaynotbepossibletodealwitheveryrequest.
