题目内容

There is a new _______for cars that warns drivers of traffic jams ahead.

A. system
B. approach
C. device

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They wanted to _______with a community of like-minded people.

A. connect
B. deal
C. meet

He developed his own _______in partnership with an American expert.

A. device
B. program
C. screen

GPS is a short way of saying Global Position _______ .

A. Service
B. Software
C. System

Money is not _______to happiness.

A. essential
B. efficient
C. special