Our teacher is clever and hardworking, but not very good at his ideas to us. A. getting o

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A. getting over
(答案→)B. getting across
C. getting on
D. getting into
解析： 考查短语辨析。get over克服，get across one’s idea to sb 把某人的观点传达给某人，理解，get on 上车，get into进入，句意：我们的新老师既聪明又勤劳，但是他不擅长把他的观点让我们明白。故选B。