天山-9-16. The ninetheenth-century chemist Humphry Davy presented the results of his early expreiments in his "Essay on Heat and Light", a critique of all chemistry since Robert Boyle as well as a vision of a new chemistry that Davy hoped to found. A. a critique of all chemistry since Robert Boyle as well as a vision of a B. a critique of all chemistry following Robert Boyle and also his envisioning of a C. a critique of all chemistry after Robert Boyle and envisioning as wess D. critiquing all chemistry from Rober Boyle forward and also a vision of E. critiquing all the chemistry done since Robert Boyle as well as his own envisioning of 如果B 是对的话,没有歧义,因为前面出现过HIS ,所以后面的HIS 与前面的同样的指代。A 里面的since人物, 好象没见过. 只有since + 事件/时间/或从句的. 天山9-41. The market for recycled commodities like aluminum and other metals remain strong despite economic changes in the recycling industry. A. commodities like aluminum and other metals remain B. commodities like those of aluminum and other metals are remaining C. commodities such as aluminum and other metals remains D. commodities,such as aluminum and other metals, remain E:commodities, like the commodities of aluminum and other metals, remains COMMODITIES OF ALUMINUM AND OTHER METALS是说铝及其他金属制作的日用品。 C缺少逗号,另外, aluminum and other metals 不是recycling commodities.,D谓语应该用REMAINS, E 中的like 是compare recycling commodities with the commodities of aluminum and other metals. 41. 我选E |