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【判断题】
温度变化使仪表产生的误差属于随机误差。A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】What is Mary going to do now?
A.
Buy a picture.
B.
Get a ticket.
C.
Go to the exhibition.
【单选题】Mary is ambitious enough to _____ to conversational fluency in Chinese in two months.
A.
seek
B.
decide
C.
gear
D.
aspire
【单选题】Mary is the kind of person who always seems to be ______ a hurry.
A.
on
B.
in
C.
with
D.
for
【简答题】曲线 在区间 内是凸的,在区间 内是凹的,拐点的坐标为 。
【多选题】关于行纪的表述，正确的是（）。
A.
行纪是指经纪人受委托人的委托，以自己的名义与第三方进行交易，并承担规定的法律责任的经济行为
B.
从事行纪活动的经纪人拥有的权利较大，承担的责任也较重
C.
在通常情况下，经纪人与委托人之间有长期固定的合作关系
D.
大多数情况下经纪人都取得交易商品的所有权
E.
经纪人在行纪业务中应因介入买卖而改变中介本质
【单选题】I can see _______ apple tree behind the house. There are many apples _______ it. [ ]
A.
an; in
B.
a; on
C.
a; in
D.
an; on
【单选题】There are many ____ on the mountain.
A.
apple tree
B.
apples trees
C.
apples tree
D.
apple trees
【单选题】There are many apples___the tree. A bird___the tree is picking an apple.
A.
in;on
B.
on;in
C.
in;at
D.
to;of
【简答题】阅读理解。 A poor man has an apple tree in his garden. There are many nice apples on it. He finds one of the apples much bigger than the others. It is as big as a ball. The poor man takes the apple to the ...
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