...that their cousin should come in a
scarlet coat, and it was now some weeks since they had received pleasure from
the society of a man in any other colour. As for their mother, Mr. Collins's
letter had done away much of her ill-will, and she was preparing to see him with
a degree of composure which a...
...我想问一下：这样的having done 形式的分词作状语，主句的时态是什么时态？Having gone through a phase of racial discrimination,the United States
of American today recognizes four races in the country.这句话为什么是recognizes 而不是recognized? 第二个句子:The mo...
...d. 这绝对是我吃过的最糟糕的食物。但我认为这个句子的时态有问题，因为主句与从句的时态自相矛盾，我觉得应作如下改动：It is absolutely the worst food I have ever had. It was absolutely the worst food I had ever had. 但老师说，他的句子也不...