【小题1】A high percentage （比例）of the female staff are part-time workers.【小题2】American English

【小题1】A high percentage （比例）of the female staff are part-time workers.
【小题2】American English ddiffers from British English in many aspects.
【小题3】His application (申请)to the company for manager has been refused.
【小题4】The idea ooccurred to him in a dream yesterday night.
【小题5】As I ran up the stairs, my foot sSlipped and I fell.
【小题6】There will be rain later in ccentral and eastern parts of the country.
【小题7】Shanghai is the commercial （商务） heart of the country.
【小题8】We have aaccumulated a great amount of evidence to accuse the murder.
【小题9】It was apparent (显而易见的) from her face that she was really upset.
【小题10】People suffered many hardships (困苦) during that long winter.

解析：【小题1】这里作句子主语，故用名词形式。【小题2】表示一般的状态，应该用一般现在时，且主语是第三人称单数，故填differs。【小题3】这里作句子主语，故用名词形式。【小题4】根据时间状语“yesterday night”，故应用一般过去时【小题5】根据and I fell可知and之前也应该用一般过去时【小题6】用形容词修饰名词country。【小题7】用形容词修饰名词heart。【小题8】现在完成时，故用过去分词。【小题9】形容词作表语。【小题10】前面many修饰，故用名词复数。

这下我知道了