what does the man mean？
A. The blue shoes are more expensive.
B. The black shoes are more expensive.
C. They are the same price.
When lunch was ready the waiter ______ to let people know.
A. rang the bell
B. wrote down on the blackboard
C. cried and shouted
When will they meet？
A. 10:45.
B. 11:15.
C. 0.489583
【B3】
A. walked
B. was walking
C. left
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