单项选择题
A. wanted B. intended C. demanded D. told
Well-mannered children have usually been properly () up...
单项选择题Well-mannered children have usually been properly () up by their parents.
A. raised B. put C. brought D. rose
Electrical energy may be divided into two components ()...
单项选择题Electrical energy may be divided into two components () as positive and negative.
A. distinguished B. specified C. separated D. indicated