单选题 Mary (must be) over 30 (now); it's (about) time she (should get married).
  • A. must be
  • B. now
  • C. about
  • D. should get married


【正确答案】 D
【答案解析】[分析] 在“It is time+从句”结构中，从句中使用一般过去时态。改“should get married”为“got married”。