单选题 The company will hold a 10th anniversary party, and all employees and immediate ______ of their families will be invited to attend.
【正确答案】 D
【答案解析】[解析] 词汇:名词
1.这是一道词汇题,选项均为名词。
2.family members意为“家庭成员”,然而直系家庭成员须用immediate members,因此D为正确选项。