___ B Mathematics is a science that studies matter.
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3 ___ A Engineering is the study of quantity, structure, and change.
A. 对
B. 错
___ B To develop something is to create it or cause it to grow.
A. 对
B. 错
4 ___ A Technology is a type of machine that makes life easier.
A. 对
B. 错
___ B Physics is the art of using the knowledge gained by science.
A. 对
B. 错