Professor Zhang gave us a speech yesterday _____ he talked a

He gave us a speech on English yesterday.改为被动语态 Mr Li gave us a speech yesterday(变为被动语态) 1.He gave us a detailed report yesterday.He gave us a report Fortunately, a well- _____ professor gave us a lecture on th he gave us a wonderful lecture yesterday,_important informat Though____to see us,the professor gave us a warm welcome. Though surprised to se us,the professor gave us a the professor teaches them chemistry.He gave us a lecture ye Who is the man?—Oh,he's the teacher _ gave us a speech. -who is the man?-oh,he is the teacher ( ) gave us a speech y The man _____ gave us a talk on science yesterday is a famou He made a?opening speech yesterday.