5.In our highly technological society, the number of jobs for unskilled worker is ______.

A) shrinking B) obscuring C) altering D) constraining

6.The fire has caused great losses, but the factory tried to ______ the consequences by saying

that the damage was not as serious as reported.

A) decrease B) subtract C) minimize D) degrade

7.If the world is to remain peaceful the utmost effort must be made by nations to limit

local _______ .

A) collisions B) combats C) contradictions D) conflicts

8.Satellite communications are so up-to-date that even when ______ in the middle of the

Pacific, businessmen can contact their offices as if they were next door .

A) gliding B) cruising C) piloting D) patrolling

   5、A 6、C 7、D 8、B