The doctor tried his best to save this patient.At last he began ___.
The lady in red immediately became the _____ of attention when she entered the hall.
I finally got my ideal job. I _____ so delighted in all my life.
So many brand marks _____each other that we had great difficulty finding the one he referred to.
You may have no idea _____ you will be doing ten years from now.
_______________, we don’t have much spare time at the moment.