解下列不等式:
(1)x2<9
(2)|x-4|<7
(3)0<(x-2)2<4
(4)|ax-x0|<δ (a>0,δ>0,x0为常数)
第2题
The writer mentioned the case of the United States to justify the policy of ______.
A.providing financial support overseas
B.preventing foreign capital's control
C.building industrial infrastructure
D.accepting foreign investment
第3题
The writer mentioned the case of the United States to justify the policy of______.
A.providing financial support overseas
B.preventing foreign capitals control
C.building industrial infrastructure
D.utilizing foreign investment
第4题
The writer sums up the four rules based on his own experience.
A.Y
B.N
C.NG
第5题
A.True
B.False
C.Not mentioned
第6题
A.classification
B.division
C.comparison
D.contrast
第7题
A providing financial support overseas
B preventing foreign capital's control
C building industrial infrastructure
D accepting foreign investment
第8题
A providing financial support overseas
B preventing foreign capital's control
C building industrial infrastructure
D accepting foreign investment
第9题
A.innate human hostility.
B.his privileged status.
C.apparent human altruism.
D.his sacrifice resources.
第10题
Successful learning is not a(n) ______ activity but consists of four distinct stages in a specific order.
A.only
B.sole
C.mere
D.single
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