试题 试卷
题型：单选题 题类：模拟题 难易度：普通
上海市杨浦区2017届九年级下学期英语4月质量调研（二模）试卷
—what's a pity! Next time you will check your answers before you hand in.
— They live in the central part of the city, so it's not difficult to get to the park.
— I prefer science ________________ it's difficult.
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