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【判断题】
奶类的消毒方法有:消毒法、煮沸消毒法和蒸汽消毒法等。
A.
正确
B.
错误
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参考答案:
举一反三
【简答题】设函数f(x)= · ,其中向量 =(2cosx,1), =(cosx, sin2x),x∈R。 (1) 若函数f(x)=1- ,且x∈ ,求x; (2)求函数y=f(x)的单调增区间;并在给出的坐标系中画出y=f(x)在区间 [0,π]上的图像.
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【单选题】What does John think about the new company magazine?
A.
It looks boring.
B.
It costs too much to produce.
C.
It's a useful resource.
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【单选题】脑水肿伴心功能不全者选用
A.
20%甘露醇
B.
呋塞米
C.
氨苯蝶啶
D.
氯噻酮
E.
50%葡萄糖
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【简答题】The ______________ future of the company looks very promising.
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【单选题】Jasmine looks _____visitors to the company.
A.
with
B.
to
C.
after
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【简答题】(本题满分12分)设函数 ,其中向量 =(2cosx,1), =(cosx, sin2x),x∈R. (1)若f(x)=1- 且x∈[- , ],求x; (2)若函数y=2sin2x的图象按向量 =(m,n)(|m|$amp; )平移后得到函数y=f(x)的图象,求实数m、n的值.
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【单选题】Is the new system better than the old system? 查看材料
A.
Yes, it's much better.
B.
It is a lot more effective.
C.
It doesn't seem that way.
D.
No. It' s worse.
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【简答题】The company looks after its staff.
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【简答题】设函数f(x)= a · b ,其中向量 a =(2cosx,1), b =(cosx, sin2x),x∈R, (Ⅰ)若f(x)=1- 且x∈[- , ],求x; (Ⅱ)若函数y=2sin2x的图象按向量 c =(m,n)(|m|< )平移后得到函数y=f(x)的图象,求实数m、n的值。
查看完整题目与答案
【单选题】What seems to be the effect of introducing the new system?
A.
The system has given equal opportunities to students.
B.
The system has reduced the number of cram schools.
C.
The system has intensified competition among schools.
D.
The system has increased students' study load.
查看完整题目与答案
相关题目:
【简答题】设函数f(x)= · ,其中向量 =(2cosx,1), =(cosx, sin2x),x∈R。 (1) 若函数f(x)=1- ,且x∈ ,求x; (2)求函数y=f(x)的单调增区间;并在给出的坐标系中画出y=f(x)在区间 [0,π]上的图像.
查看完整题目与答案
【单选题】What does John think about the new company magazine?
A.
It looks boring.
B.
It costs too much to produce.
C.
It's a useful resource.
查看完整题目与答案
【单选题】脑水肿伴心功能不全者选用
A.
20%甘露醇
B.
呋塞米
C.
氨苯蝶啶
D.
氯噻酮
E.
50%葡萄糖
查看完整题目与答案
【简答题】The ______________ future of the company looks very promising.
查看完整题目与答案
【单选题】Jasmine looks _____visitors to the company.
A.
with
B.
to
C.
after
查看完整题目与答案
【简答题】(本题满分12分)设函数 ,其中向量 =(2cosx,1), =(cosx, sin2x),x∈R. (1)若f(x)=1- 且x∈[- , ],求x; (2)若函数y=2sin2x的图象按向量 =(m,n)(|m|$amp; )平移后得到函数y=f(x)的图象,求实数m、n的值.
查看完整题目与答案
【单选题】Is the new system better than the old system? 查看材料
A.
Yes, it's much better.
B.
It is a lot more effective.
C.
It doesn't seem that way.
D.
No. It' s worse.
查看完整题目与答案
【简答题】The company looks after its staff.
查看完整题目与答案
【简答题】设函数f(x)= a · b ,其中向量 a =(2cosx,1), b =(cosx, sin2x),x∈R, (Ⅰ)若f(x)=1- 且x∈[- , ],求x; (Ⅱ)若函数y=2sin2x的图象按向量 c =(m,n)(|m|< )平移后得到函数y=f(x)的图象,求实数m、n的值。
查看完整题目与答案
【单选题】What seems to be the effect of introducing the new system?
A.
The system has given equal opportunities to students.
B.
The system has reduced the number of cram schools.
C.
The system has intensified competition among schools.
D.
The system has increased students' study load.
查看完整题目与答案
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