任务执行分以下三个步骤：动作准备；（）；后处理。
A.准备输出
B.输出号码
C.输出信令
D.输出命令
参考答案：D
根据课文内容把空格填完整。
（ ）的时光 （ ）的面包 （ ）的铃儿
（ ）的声音 （ ）地搂着 （ ）地抱着
_________ parents' complaints, some cities have significantly cut school hours to give children more
time for leisure and play. [ ]
A. In exchange for
B. In response to
C. In harmony with
D. In terms of
