If your child has grown up, you may take the child' s things to______.

A．there are too many social problems in this country.
B．people are very poor during the time for giving.
C．the government seems to have done little to help the poor.
D．not all the staff for the organizations work without being pai

A．is well worth the money spent on its construction
B．is almost faultless from the point of energy conservation
C．failed to meet energy conservation standards
D．was designed and constructed in a scientific way