วันพุธที่ 11 กรกฎาคม พ.ศ. 2555

1.2 Understanding Cause and effect

Identifying Relationships
Events are often related because one event causes another to happen.
this is called a cause-effect relationship
Mark ate too much at the party and had a stomach ache.
Cause:Mark ate too much in the party.
Effect:He had a stomach ache.

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