Long, long ago there was a wise man that used to go to the sea to do his writing. He had a habit of walking on the beach before he began his work. One day he was walking along the shore. As he look
—David，the windows of the room are very dirty.________ I clean them before we move in? —Of course. A．Will B．Would C．Shall D．Do
“稻花香里说丰年，听取蛙声一片”。“水稻”和“青蛙”在农田生态系统中分别扮演什么角色？ A.生产者、生产者 B.消费者、生产者
下列操作不能用来淡化海水的是( ) A．过滤 B．使海水结冰脱盐 C．加热蒸馏 D．多级闪急蒸馏
19世纪中期后，推动资产阶级革命和改革成为时代潮流的根本因素是 A．西欧资本主义萌芽的出现 B．工
天上的街市 远远的街灯明了， 好像闪着无数的明星。 天上的明星现了， 好像是点着无数的街灯。 我想那缥缈的空中， 定然有美丽的街市。 街市上陈
About one fourth of the families in the city have private cars and this number _____ to double in five years. A. is expecting B. has expected C. is expected D. will expect
十一届三中全会后，我国实行对外开放的根本目的是 （ ） A．学习国外的先进技术和管理经验 B．引进外资
