题目内容
19．
1． 2． 3． 4． 5．．
分析 略
解答 略
点评 略
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9．-_______ do you visit your grandfather？
-Once a week．（ ）
-Once a week．（ ）
| A． | How many | B． | How soon | C． | How often |
1． 2． 3． 4． 5．．
题目内容
19．分析 略
解答 略
点评 略
| A． | How many | B． | How soon | C． | How often |