...k on projects of varying size and complexity, or using some of the most up-to-date technology in existence.疑惑之处:这句话错在“or”,我知道为什么,但是我纠结可不可保留or,通过修改其他地方来改正这句话呢?我的修改:You will work on projects of vary...
...样含义吗? 4) They sank down sorrowing, without waiting for it to come in words.现在分词sorrowing作伴随状语,我能理解。我的第二个疑问是,上句的现在分词sorrowing是否可以改成过去分词sorrowed作伴随状语,如下:5) They sank down sorrowed, withou...
...选择题:The students should take turns _________ their classroom. A. to clean B. cleaning C. at cleaning D. in cleaning 命题者认为, A 是参考答案。 实际上,在take turns 的后面既可以接动词不定式,也可以接动名词,还可以接介词at (或者in) ...