Concrete measures have been_____to achieve closer cooperation than ever before .
举一反三
- At no time _________ more frightened than now. A: I had ever been B: I have ever been C: had I ever been D: have I ever been
- More than one student ______ ever been to the Great Wall. A: have B: has C: had D: was
- I felt extremely excited as it was the first time that I()abroad at all. A: 'have ever been B: would have ever been C: had ever been D: was ever
- ______ so many people put of work as today. A: Before have never there been B: There have been never before C: Never before have there been D: Have there never before been
- Have you ever been abroad? Where have you been