The old entrepreneur didn't （）any of his employees during that serious recession, which won him high respect in local communities.

I didnt know his telephone number, otherwise I ______ him.A. had telephonedB. wo

Although _____ my opinion, the old professor didnt come up with his own.A. again

To be honest, he didnt tell any of us about his coming, he just showed up _ in t

He didnt pass the exam this time _______his headache.A. thanks forB. because ofC

You didnt take his advice._________ his advice，you _________ such a mistake.（ ）A

I didnt answer the phone ______ I didnt hear it ring.A. ifB. unlessC. althoughD.

The fact that the child was born _ didnt prevent him from performing well at sch

The writer was so ________ in her work that she didnt notice him enter the room.

The writer was so _____ in her work that she didnt notice him enter the room.A.

During ancient times， children didnt have smart phone， iPad or computer to enter