皮皮学，免费搜题
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搜题
【单选题】
【图片】【图片】，此不定积分计算过程中出现错误的等号是（ ）.A.
a
B.
b
C.
c
D.
没有
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
【简答题】Ted wondered why he was wanted by the police, but he went to the station yesterday.
【单选题】. I bought a dress for only dollars in a sale; it was a real ______.
A.
exchange
B.
bargain
C.
trade
D.
Business
【单选题】Ted wondered why he was wanted by the police, but he went to the station yesterday.
A.
泰德不知道为什么警察局要他去，但他昨天还是去了。
B.
泰德不知道为什么警察想他，但他昨天还是去了警察局。
C.
泰德知道警察局通缉他的原因，所以他昨天逃往车站。