题目

从下列六种有机物中选择合适的物质,将其标号填在空格内. A.乙烯 B.乙醇 C.乙酸 D.油脂 E.氨基酸   F.淀粉 (1) 属于烃类的是. (2) 植物油、动物脂肪的主要成分是. (3) 能与乙醇在一定条件下发生酯化反应的是. (4) 属于天然高分子化合物的是. (5) 蛋白质在酶等催化剂作用下也可以水解,最终生成. (6) 交通警察险查司机是否酒后驾车的装置中,含有橙色的酸性重铬酸钾,当其遇时由橙根据句意和提示写出单词,完成句子。小题1:Who do you _______(信任)when you are in trouble?小题2:The show I’m a singer helps audience rediscover many good __________(嗓音).小题3:That girl has shoulder-length _______(笔直的)hair.小题4:I want to learn about different_______(文化).小题5:These books are_______(无用的).I don't need them.小题6:To keep fit, we should have more vegetables and fruit _________(代替) of too much meat.小题7:Can you speak _______(法语)?小题8:Playing_______(棒球)is great.小题9:They_______(讨论)it just now.小题10:Linda is suck a         (耐心的) person that she never gets angry easily.
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