Dr. Baker was surprised to receive an invitation to the 2008 Medical Conference in London. He looked at his diary and found he would be free that week. He decided to __36__ the meeting, so he wrote to the conference __37__ that he would be there.

People who he knew __38__ the conference were __39__ to see him. The following morning, the main speaker didn’t appear. Her plane would be late __40__ bad weather. So the organizer asked if there was a Dr. Baker there and asked him to make himself __41__. Dr. Baker went up and offered him his help.

The organizer invited him to give a talk about DNA. But it happened that Dr. Baker knew __42__ about DNA. The organizer was so surprised to hear that __43__ he said everyone there knew he was an __44__ on the subject and read Peter Baker’s book “Introduction to DNA”. Dr Baker said that he was not Peter Baker, but David Baker, to be__45__.

35. A good teacher must _________ to his students how important a proper learning method is.

A. get through　　　 B. get across　　　 C. get away　　　 D. get over

34. Children can ________ a lot _________ this new kind of school system.

A. benefit; from　　 B. benefit; with　 C. change; from　　 D. lose; from

33. He made a promise ______ he would help me.

A. that　　　　 B. which　　 C. whether　　　 D. why

32. I really appreciate that your help is of great _________.

A. useful　　　　 B. value　　　　 C. important　　　　　 D. worth