智慧职教: Since then there has never been any setback in production.
举一反三
- Weather ______ has never been a perfect science. A: pension B: prediction C: preservation D: production
- He said he________to Beijing. A: has never been B: had never been C: has never gone D: had never gone
- Her ____ has never been questioned since they met three years ago. A: simplicity B: sincerity C: singularity D: similarity
- The old man (will never) forget the event, (that) (has changed) his life (ever since).() A: will never B: that C: has changed D: ever since
- 智慧职教: 题31-06年12月英语二级语法 section A The grocery store has been closed down since no one wanted to ______ the business.