Interpersonal relationships are important because _______.( )(本题0.5分)
A、 they are indispensable to people’s social well-being
B、 they awaken people’s desire to exchange resources
C、 they help people to cope with life in the information era
D、 they can cure a range of illnesses such as heart disease, etc.
出自:西安石油大学大学英语二