【单选题】She had to ________ so that she could be heard by her parents. A. call up B. call out C. point up D. point out
【判断题】Sociologists and psychologists point out that Americans begin losing their ideas of liberty and individualism in the home.()
【简答题】读某洞穴剖面景观示意图,完成问题。 小题1:图中所示的地形景观多分布在 A.花岗岩分布区 B.石灰岩分布区 C.玄武岩分布区 D.片麻岩分布区 小题2:该地形景观在我国四大高原中有广泛分布的是 A.青藏高原 B.内蒙古高原 C.云贵高原 D.黄土高原 小题3:形成该洞穴中钟乳石、石笋的地质作用是 A.风化作用 B.侵蚀作用 C.搬运作用 D.沉积作用
【单选题】I beg you to my ________ mistakes ________ me. [ ]
【单选题】It's unfriendly ________others. [ ]
【判断题】白铁皮的耐腐蚀性高于黑铁皮,也高于马口铁。