英语高手来,(选择并说明原因)
1.Do your best to make what the teacher
teaches________ and you can make great progress in all your subjects.
A.you B.youeself C.yourselves D.yours
2.Having just come back,our manager can not have known the news,_____ he?
A.can B.is C.did D.has
选择并说明原因,答的好有加分哦.