试题 试卷
题型:单选题 题类:模拟题 难易度:普通
— Yes. I think so. He often says “thanks” to others.
—I thought I lost my purse, but I didn't. I found it in my schoolbag.
— Yeah, he's such a _______ boy.
—Yes. I hope to plant trees. trees, air pollution.
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