He was very busy yesterday;otherwise,he ______ to the meeting.
Peter must be ill. It’s the only thing that can _________ his strange behavior.
. He was hit by a falling tree that night and killed ____________.
. ---- Excuse me, Madam. I wonder if this bus goes to the East Lake? ---- ___________. You should take Bus No. 521.
Unless you work as hard as you can, you won’t ______ your classmates.
Don’t eat too much chocolate, or you can ______ weight quickly.