I am________. May I have something to eat—OK. Here is some bread.

Why not listen to BBC news to improve your listening skills— It’s difficult for me follow.

The scientists recommend that studies ________ to find out what side effects the medicine might cause

Mr. White couldn’t get any news about his missing daughter, ________ he was very worried.

Why so many youths are _____ on playingcomputer games often puzzles us a lot.