正确答案: A

because

题目：48___.

解析：A

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举一反三的答案和解析：

[单选题]图中显示美国现代农业的突出特点是

区域专业化

[单选题]CQuestionnaire

16

[单选题]Can you come on Monday or Tuesday?---I’m afraid _______ day is possible.

neither

[单选题]7． Mary wants to be a teacher． She’s going to get_________

．

good grades

[单选题]14．

do homework