新标准大学英语(第二版)综合教程2 unit3 unit test(4)

新标准大学英语(第二版)综合教程2 unit3 unit test

A. obvious

B. household

C.

opportunistic

D. offensive

18. The new facial recognition security system _______ knows who

you are and if you have access to the building.

A. anonymously

B. obviously

C.

simultaneously

D.

automatically

19. In the experiment we kept a(n) ________ eye on the developments

and recorded every detail.

A. artful

B. watchful

C. doubtful

D. eventual

20. After my store was broken into, the police officer drove me home

as a _______.

A.

prerequisite

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