问题
单项选择题
The （） of social security benefits often feel that they are contributing more than they in fact receive in terms of medical care, pensions, etC.
A．receipts
B．receivers
C．recipients
D．payees
答案
参考答案：B
解析：
receiver接受者，接收器。receipt收据。recipients收件人。payee收款人。
leave hanging