Never before ____________ seen anybody who can play tennis as well as Robert.

I didn’t want to talk about that________ the phone.

Mr. Lee_________to a student when I entered the classroom this morning.—He is very patient _________he is young.

Everybody on the spot was deeply touched by the bravery the young girl who took off her only blouse,_____ the burns and ______ the mouth-to-mouth method to save the man who was in a coma (昏迷)because of a bad electric shock.[ ]

Eating is so important to Chinese ______ we have the term"food culture" But recent reports have the publicworried about ______ is on their tables