试题详情

It seems oil ______ from the pipe for some time. We have to fix it right now.

It seems oil ___________ from this pipe for some time. Well have totake the machine apart to put it

have to brush it away．I guess we all need sort of rainbow to brighten our lives from time to time

have to brush it away．I guess we all need sort of rainbow to brighten our lives from time to time

ng the task.The workers had different roles.Some dug up the rock,some moved it,and some shaped it in