文档中含有该单元全部六套试卷答案。
4.
A) T
B) F
Script: The application of the access card in the company means a sense of distrust although it can keep strangers away.
正确答案： A
5.
A) T
B) F
Script: Airports are still a good place to bring children education and fun despite their security problems.
正确答案： B
6.
A) T
B) F
Script: The new machine that hooks up to the telephone can not only analyze the caller’s voice but also decide whether he/she is telling lies.
正确答案： A
7.
A) T
B) F
Script: When I was young, I was a pacifist and protested war strongly.
正确答案： A
8.
A) T
B) F
Script: To defend myself, I bought a gun reluctantly at last.
正确答案： A
9.
A) T
B) F
Script: When asked if he should use the gun if someone broke into our house, I told my son to just escape without using a gun.