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【单选题】
—Look，I’ve bought some bread，including your favorite flavor. —You ________ any because we still have plenty at home.A.
should have bought
B.
could have bought
C.
needn’t have bought
D.
mustn’t have bought
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 tried very hard to persuade him to join our group but I met with a______ refusal.
A.
flat
B.
dull
C.
blank
D.
frank
【单选题】I tried very hard to persuade him to join our group but I met with flat ______.
A.
disapproval
B.
rejection
C.
refusal
D.
decline
【单选题】用兆欧表测试仪器的绝缘强度方法为：将兆欧表的L端子接仪器的线路上，将E端子接外壳的地端摇动手摇发电机测量出其（）电阻值，这个值即是仪器的绝缘强度。
A.
附加
B.
线路
C.
绝缘
D.
输入
【单选题】I tried very hard to persuade him to join our groups but I met with fiat ______.
A.
disapproval
B.
rejection
C.
refusal
D.
decline
【简答题】传动轴(半轴)功用是把变速器的转矩传递到 驱动桥 上。
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