Is it interesting to play computer games?—Yes, _____ you are interested in playing computer games, you’llhave trouble giving it up.

David was so excited at the good news that he could _______ say a wod.

t to know how you react ________ my lecture.—On the whole, it’s very excellent, but I react strongly　________the thoughts on human nature.

__ the Internet is bridging the distance between people, it may also be breaking some families or will cause other family problems.

It was a great honour for Tu Yoyo to win the Nobel Prize for medicine in her .