题目内容

Many of the problems presented by the country's geographical features found solutions in innovative engineer projects.

A. Y
B. N
C. NG

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Which of the following is an example of inertia?

A boat can stay on water.
B. A plane can fly in the air.
C. You can walk faster on a very smooth surface.
D. You can go forward and backward on a swing.

The Law of Inertia is a law concerning ______

A. motion
B. distance
C. position
D. direction

Unemployment provides a chance for you to rethink ______

A. what you find and how to keep it
B. what you want and how to get it
C. how best you can do the new job
D. how best you can sort out a new job

In the second example, when the cardboard is flicked away, the coin will ______

A. drop into the jar
B. cover the mouth
C. stay on the cupboard
D. move into your hand

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