单项选择题
A.count#1 B.count=1 C.count=`1` D.count is 1
A.$$ B.$? C.$# D.$!
A.word=hello world B.word as "hello world" C.word is "hello world" D.word="hello world"
A.覆盖的意思 B.追加的意思 C.删除的意思 D.更改的意思
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