Cloze 练习 Vocabulary：A. without B. appear C. possibility D. number E. typicallyF. others G. another H. instrumental I. defend J. lonely Since we are social beings, the quality of our lives depends in large measure on our interpersonal relationships. One strength of the human condition is our 41 to give and receive support from one 42 under stressful conditions. Social support makes up of the exchange of resources among people based on their interpersonal
