题目: To learn English well, we should find opportunities to hear English _____ as much as we can .[ ]A. speak B. speaking C. spoken D. to speak 答案: 答案:C
题型:单项选择题 A2型题 临产4小时,宫缩25~35秒/4~5分,胎心音140次/分,先露高浮,突觉 * * 流水,羊水清,宫口开大l指,下列处理何项错误()A.立即听胎心B.记录破膜的时间C.常规 * * 检查D.超过12小时尚未分娩,加用抗生素E.卧床,抬高臀部 查看答案
题型:填空题 元素周期表是学习和研究化学的重要工具,它的内容十分丰富,请你对元素周期表进行研究,并完成下列问题。(1)原子序数为17的元素名称是__________,它属于__________(填“金属”或“非金属”)元素。(2)研究元素周期表,你会发现如下规律:①原子序数与元素原子的核电荷数在数值上相等;②____________________________________;③________________________。 查看答案
题型:单项选择题 Buying an interest-rate cap and selling an interest-rate floor is equivalent to:()A. buying a series of interest-rate calls and selling a series of interest-rate puts. B. buying a series of interest-rate puts and selling a series of interest rate calls. C. buying a series of interest-rate puts and calls. 查看答案