56.（）

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、 sweat

• B、 please 

• C、beat

• D、meat

What did“doing nothing" mean to the space engineer at first?

• A、Outdoor activities.

• B、A waste of time.

• C、Few daily schedules.

• D、More family hours.