The shift away from family life to solo lifestyle, observes a French sociologist, is part of the ”irresistible momentum of individualism” over the last century.此句当中observe是做什么成分呢?怎么翻译这个句子呢?谢谢老师
it can be predicted,however,that from time to time questions will arise which will require specific scientific answers.在这句话中,先行词questions和从句which will... 被谓语词组will arise 分割,请问这种语法现象正常吗?
The following browsers are supported for use with mashuphub.It helps to create a separate user for use with the connector.介词后面不应该是动名词吗,为什么这两个句子for后面的use都不加ing?