-How often do you have PE classes?-________, Monday,Wednesday and Friday. A.Every three days B.Every other day
根据汉语意思完成句子,每空一词。 1.我有必要记下每个人说的话吗? Is it necessary for me to ________ ________ what everyone said? 2.对于这份工作,你必须会
在“绿叶在光下制造淀粉”的实验中,把叶片放在酒精中隔水加热,酒精的作用是( ) A.溶解叶绿体 B.溶解叶绿素
k进制数是由_______________之间的数组成.
配制50g质量分数为6%的氯化钠溶液,下列说法不正确的是() A.实验中用到的玻璃仪器有烧杯、量筒、玻璃棒和胶头滴管 B.用托盘天平称量所需氯化
( )1. If it is 8:00 a.m. in western Canada, the time is _______ in eastern Canada. A. 12:00
下列关于通货膨胀的说法表述不正确的是 A.通货膨胀是指经济运行中出现的全面、持续的物价上涨的现象 B.抑制通货膨胀主要是采取积极的财政政策
—Have you heard of the nuclear test in that country? --Yes, _____news came as ___shock to me.A. the ; a B. the ; the C. a ; a