If you forget ______ your watch, it is likely to stop soon.
Layingeggs____theantqueen’sfull-timejob.
Peter,perhapsJohn,____playingwiththelittledog.
Manyastudent _____thatmistakebefore.
Yournewclothesfityou,butmine____me.
Tom’steacherandfriend____Mr.Smith.