请问曹老师,when和while这里引导的分别是什么从句,while doing是什么用法?Its Intelligent Transport System tells drivers when roads are crowded, while changing traffic lights and
planning alternative routes that drivers can follow.
省去了宾语herself,并且herself是to be given more work to do 的逻辑主语。这句补完整是She asked herself to be given more work to do.我的疑问:这句是不是主动态:She asked to give herself more work to do.改成被动态就是She asked (herself )to be given more wor...
•If it rained/were to rain/should rain tomorrow, we would put off the
sports meet.这句话的真实条件句应该是If it rains tomorrow, we will put off the sports meet.这里If it rains, 改成虚拟语气后,退一个时态,变成If it rained…可以理解。但为什么,还可以变...
尊敬的各位老师:I use my computer to chat with other people and look for information.这个句子里的to chat with other other people and look for information是一个动词不定式还是两个动词不定式?同样地,这个照片里的to screen housing applicants, predict criminal re...
判断下列各句正误:1、He is a man easy to cheat. ( ) He is a man easy to be cheated. ( ) 2、Jack is easy to get along. ( ) Jack is easy to get along with. ( ) Jack is easy to be got along ...