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57.（）

What happened after the engineer learmed“doing nothing ?

• A、He was not as busy as before.

• B、He began to enjoy each activity more.

• C、He started to do more of everything.

• D、He did not have as much fun as before.

Directions:In each of the following groups of words, there are four underlined letters or ltter combinations marked A, B, C and D. Compare the underlined parts and identify the one that is different from the others in pronunciation. Mark your answer by blackening the corresponding letter on the Answer Sheet.

• A、challenge

• B、cheap 

• C、 choose

• D、character