单项选择题


You will hear 3 conversations or talks and you must answer the questions by choosing A, B, C or D. You will hear the recording ONLY ONCE.
Questions 11~13 are based on the following talk.
What should one do if he wants to work more efficiently at his low point in the morning

A.Change his energy cycle.
B.Overcome his laziness.
C.Get up earlier than usual.
D.Go to bed earlier.