天然瀑布是由于河床突然陡降形成(),水跌落往下形成的壮观水景。
参考答案:落水高差
词汇运用(本大题有10小题,共10分)
小题1:An accident may happen if you don’t have a driver’s __________(执照)。
小题2:Students are not a___________ to use calculators in the exam.
小题3:He was very happy that he made few _____________ (错误) in his written test.
小题4:He is used to taking ___________ (笔记) in class.
小题5:Lu Xun is my favorite a________. I have lots of his books.
小题6:Three monkeys ____________ (逃脱)from the local zoo last night.
小题7:There is something wrong with one of my____(tooth)
小题8:She was __________ (害怕)when she saw a snake.
小题9:Taiwan b to China forever.
小题10:We are learning English, so we are all English . (learn)
粉碎江青反革命集团后的两年间,党和国家的工作处于徘徊中前进的局面,其主要原因是()。
A.林彪、江青两个反革命集团的长期破坏所造成的严重影响
B.当时党的指导思想不仅没有彻底清理“左”的错误,而且继续犯了“左”的错误
C.当时的党中央没有坚决贯彻毛 * * 生前确定的路线和方针、政策