I'm______tograduateinthenexthalfoftheyear.
A、owingWemust______thattheexperimentiscontrolledasrigidlyaspossible.
________they'vegottoknoweachotheralittlebetter,theygetalongjustfine.
________somanypeopleintheUnitedStatesbeenoutofworkastoday.
Theboyranoutoftheclassroomwithouttheteacher's_______.
I'msorryIforgottowrite;Ihadsomuchelse________mymind.