考前冲刺|自考英语二（专升本）重点单词练习（6）

For language (learner), these forms of communication enable them to share ideas about themselves and the world in almost real time.

For example, fewer American workers are needed to make steel today than in the past, because new (machine) have made many of their tasks unnecessary.

Language is a very (power)tool.

For example, fewer American workers are needed to make steel today than in the past, because new machines have made many of their tasks (necessary).

For example, (few) American workers are needed to make steel today than in the past.

(final), contact local authorities if you feel you are in danger.

We can use language more (effective) .

Finally, the high rate of (employment) caused by these factors has tended to drive wages down further.

You may feel (worry) and find the trip much longer than before.