Ever since he ______ his job Allen has been much happier than before.A.has changedB.had c

He finished the job ____ the expense of his health.

I dont think it advisable mat Tim ______ assigned to the job since he has no experience.A．

Ever since the house was burgled, he has had burglars on the______.A．mindB．headC．brainD．me

John’s father _______ mathematics in this school ever since he graduated from Harva

Since 1970, Mr. Johnson______in this hospital and he loves the job very much.A．has workedB

His father _______ English here since he graduate