题目

句型训练：根据句子的意思 补全句子。（每空1分，满分10分） In addition to the construction mentioned above, you have also learned the following phrases. _______ ________ the construction mentioned above, you have also learned the following phrases. How many countries does the UK consist of? How many countries is the UK _________ _________ ________? Do not make it public if I do not agree. Do not make it public _________ I agree. They refused to give in to the pressure. They refused to _________ _______the pressure. I realized the importance of my health only then. Only （2分）下列各项化学实验的操作中，正确的是 （填序号）。A．被加热的玻璃容器外壁若有水，加热前应擦干B．加热烧杯中的溶液时，应将烧杯放置在石棉网上C．用托盘天平称量物质时，先加质量较小的砝码，再依次加质量较大的砝码D．洒在桌子上的酒精燃烧起来，应立即用水浇灭E．加热液体时，应不时地移动试管