从情感范畴来看，爱国心是一种
A．责任感
B．情操
C．集体感
D．道德感
E．荣誉感
参考答案：D
John received an invitation to dinner, and with work he gladly accepted it.
A．finished
B．finishing
C．having finished
D．was finished
树脂水分和交联度有着密切关系，树脂的交联度越低，树脂的水分就越大。（）
