____ wide spread of H1N1 is _____ challenge for the whole world. Confidence, cooperation and responsibility are keys to overcoming it.
Jack hadfeeling of excitement when hearing his article had been published inschool magazine.
Coral(珊瑚) is not a plant but a variety of animal life ________ and bright colors.
If you don’t go to that school, _________.
One island and two lakes _______________ the country.
Soon we lost sight of that famous astronomer _________ himself LiQiang.