1.The future of this company is _________: many of its talented employees are flowing into more profitable net-based businesses.
[A]at odds
[B]in trouble
[C]in vain
[D]at stake
2.Whoever formulated the theory of the origin of the universe, it is just _________ and needs proving.
[A]spontaneous
[B]hypothetical
[C]intuitive
[D]empirical
3.The introduction of gunpowder gradually made the bow and arrow _________, particularly in Western Europe.
[A]obscure
[B]obsolete
[C]optional
[D]overlapping
4.For three quarters of its span on Earth, life evolved almost _________ as microorganisms.
[A]precisely
[B]instantly
[C]initially
[D]exclusively
5.The authors of the United States Constitution attempted to establish an effective national government while preserving _________ for the states and liberty for individuals.
[A]autonomy
[B]dignity
[C]monopoly
[D]stabilit
參考答案:1 D 2 B 3 B 4 D 5 A
[A]at odds
[B]in trouble
[C]in vain
[D]at stake
2.Whoever formulated the theory of the origin of the universe, it is just _________ and needs proving.
[A]spontaneous
[B]hypothetical
[C]intuitive
[D]empirical
3.The introduction of gunpowder gradually made the bow and arrow _________, particularly in Western Europe.
[A]obscure
[B]obsolete
[C]optional
[D]overlapping
4.For three quarters of its span on Earth, life evolved almost _________ as microorganisms.
[A]precisely
[B]instantly
[C]initially
[D]exclusively
5.The authors of the United States Constitution attempted to establish an effective national government while preserving _________ for the states and liberty for individuals.
[A]autonomy
[B]dignity
[C]monopoly
[D]stabilit
參考答案:1 D 2 B 3 B 4 D 5 A

