皮皮学，免费搜题
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搜题
【判断题】
中间工序尺寸公差常按各自采用的加工方法所对应的加工经济精度来确定。A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】— I often play computer games on Sundays. What __________ you? — I often play football. [ ]
A.
for
B.
about
C.
with
【单选题】What do you do on Saturdays? [ ]
A.
I often paint.
B.
I often play ping-pong.
C.
I often play football.