2010年高考试题分类汇编-动词时态和语态
28. Every few years, the coal workers their lungs X-rayed to ensure their health.
A. are having B. have C. have had D. had had
答案:B
考点:本题考查时态。
28. Every few years, the coal workers their lungs X-rayed to ensure their health.
A. are having B. have C. have had D. had had
答案:B
考点:本题考查时态。