单项选择题
A.donation B.supplement C.barn D.surplus
（）simplicity, we may put the theory briefly as follows....
单项选择题（）simplicity, we may put the theory briefly as follows.
A.As a result of B.For the sake of C.In consequence of D.In terms of
All units of measurement are（）, because space, time, we...
单项选择题All units of measurement are（）, because space, time, weight, and other dimensions are not naturally divided into units.
A.objective B.traditional C.artificial D.controversial
Some creatures, for example, lizards (蜥蜴), can（）lost pa...
单项选择题Some creatures, for example, lizards (蜥蜴), can（）lost parts of their bodies, but we human beings can not.
A.produce B.reproduce C.recover D.cultivate
