Sentence 1:We came out without making any noise.Sentence 2:I finished the task without make any mistakes.在sentence1中,noise是指“声响”(而非“噪音”),故可数,有复数形式noises,那么为什么sentence1中却没有加s,而sentence2中却加了s(mistakes)?谢...
UV-H2O2
photo-oxidation technology was only available for the advanced treatment of
low-turbidity water with a critical limitation of 6 NTU turbidity. H2O2光氧化技术适用于低浊度水的深度处理,降解效果以浊度6 NTU为分界点。请问老师这里的critical怎么理解?
Whereas the poverty rate among youngsters living with two married parents
is 7.5%, among those raised by a single mother it is 35%. 麻烦请问一下老师,这个句子中前面的among短语和后面的among短语分别作什么成分,后者为啥要提前?
有这样一个句子:
You don't like your job? In that case why don't you leave? 你不喜欢这份工作? 那你怎么不辞掉呢?
为什么这句中的介词短语 in that case 与特殊疑问句 why don’t you leave 连用一起而中间没有逗号呢?
In fact, research suggests that potatoes are preferable to pasta in terms of their ability to reduce appetite after being consumed.上文中的绿色部分是介词加动名词结构,还是一个after引导的时间状语从句省略后的形式?谢谢老师的回答。
Restaurants are careful about keeping the taste of their dishes consistent. Customers like to know what they're getting when ordering something.请问consistent在句子中什么词性?