历年考题
1.The number of animals used in laboratory tests _____（decline） over the last 20 years. （99.10）
答案：has declined.
考点：本句中over the last 20 years 是明显的表示现在完成时的时间状语。因此本句用现在完成时。
2.To assume the care for the pets can help bring _____ the humanity in our children and even in us adults. （99.10）
A.about
B.in
C.out
D.up
答案：C.
考点： 本题主要考查词组bring out 表示“使显示，显现；生产，使产生”。
3.It is touching to see how a cat or dog - especially a dog - itself to family and wants to share in all its goings and comings. （00.4）
A.attributes
B.applies
C.assigned
D.attaches
答案：D.
考点：本题主要考查词组attach … to 表示“把…附加到，使…与…相关”。
4.As research techniques become more advanced， the number of animals _____（use）in experiments may decrease. （00.10）
答案：used.
考点：本题主要考查used 过去分词 做定语修饰animals.
5.Some people think that animal research is irrelevant _____ our health and that it can often produce misleading results. （01.4）
A.with
B.at
C.on
D.to
答案：D.
本题主要考查词组be irrelevant to 表示“与…不相关”。
6.汉译英：他的肤色与他是否是个好教授没有关系。
The color of his skin is irrelevant to whether he is a good professor or not.
7.As research techniques become more advanced， the number of animals used in experiments may decrease， but stopping _____（test） on animals altogether is a long way away.
答案：testing.
本题主要考查词组stop doing sth. 停止做某事。