2013
高考英语二轮单项选择---通用题+名词性从句专题（2）（答案） 1. if a person has never tasted ______ is bitter, he does not know ______ is sweet. a. that; that b. what; what c. that; what d. what; that 2. the world’s supplies of coal _______ gradually _______ up with the development of modern technology. a. is; used b. are being; used c. has; used d. have been; using 3. --- you 've made great progress in
