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【判断题】
加热蒸馏过程中忘记加入沸石,一旦发觉,应立即在加热的蒸馏瓶中补加。( )
A.
正确
B.
错误
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举一反三
【单选题】Did you _____ any photos at the aquarium? [     ]
A.
show
B.
get
C.
make
D.
take
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【单选题】- Did you get a dictionary? - No, I _____, but there were not any _____.
A.
tried; to be left
B.
had tried to; leaving
C.
tried to; left
D.
had tried; have left
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【单选题】已知角P 的终边经过点 ,则 的值为 ( )
A.
0
B.
1
C.
-1
D.
不存在
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【单选题】Mr. Smith said that he did not want to ______ any further responsibilities.
A.
get on
B.
look up
C.
put up
D.
take on
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【单选题】已知角 的终边经过点 ，则 的值等于
A.
B.
C.
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【简答题】Did you have any difficulty (get) _______ a visa to Britain?
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【单选题】已知角α的终边经过点 ,则 ,则t的值为
A.
0
B.
C.
D.
0或
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【单选题】--Did you get any fish when you were fishing yesterday? --Yes. I got than any of them.
A.
many
B.
many more
C.
much more
D.
the most
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【单选题】已知角a的终边经过点P（4，3），则sina+cosa的值是（　　）
A.
1 5
B.
- 1 5
C.
7 5
D.
- 7 5
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【简答题】已知角a的终边经过点P(3，-4)，则sina－2cosa的值是 ．
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相关题目：
【单选题】Did you _____ any photos at the aquarium? [     ]
A.
show
B.
get
C.
make
D.
take
查看完整题目与答案
【单选题】- Did you get a dictionary? - No, I _____, but there were not any _____.
A.
tried; to be left
B.
had tried to; leaving
C.
tried to; left
D.
had tried; have left
查看完整题目与答案
【单选题】已知角P 的终边经过点 ,则 的值为 ( )
A.
0
B.
1
C.
-1
D.
不存在
查看完整题目与答案
【单选题】Mr. Smith said that he did not want to ______ any further responsibilities.
A.
get on
B.
look up
C.
put up
D.
take on
查看完整题目与答案
【单选题】已知角 的终边经过点 ，则 的值等于
A.
B.
C.
查看完整题目与答案
【简答题】Did you have any difficulty (get) _______ a visa to Britain?
查看完整题目与答案
【单选题】已知角α的终边经过点 ,则 ,则t的值为
A.
0
B.
C.
D.
0或
查看完整题目与答案
【单选题】--Did you get any fish when you were fishing yesterday? --Yes. I got than any of them.
A.
many
B.
many more
C.
much more
D.
the most
查看完整题目与答案
【单选题】已知角a的终边经过点P（4，3），则sina+cosa的值是（　　）
A.
1 5
B.
- 1 5
C.
7 5
D.
- 7 5
查看完整题目与答案
【简答题】已知角a的终边经过点P(3，-4)，则sina－2cosa的值是 ．
查看完整题目与答案