So far, MERS(中东呼吸综合症) has become one of ____ illnesses in the world.A. seriousB. more seriousC. the most serious
-Excuse me , Madam. Can I take photos here? -________. Look at the sign, it says “No photos”.
—Look, my father bought me a new iPad. —I don’t think we need too many expensive things even though our parents can ______them.
Mr. Li, can you repeat it again? I’m ____ slow to write down all the main points.
It is said that Chinese people_________ to travel to Hongkong freely next year.
-Hurry up! We must be the first to interview the pop star Huo Zun! -Sure. __________.