The tower ______ built a long time ago.
举一反三
- The tower ______ built a long time ago. A: was B: have C: are
- That was long ago. A very long time ago. Almost 30 years ago.
- of or from a long time ago, having lasted for a very long time
- The defence works ____built long ago to keep the enemy away.
- The defense works ______ long ago to keep the enemy away. A: were built B: has been built C: had been built D: was built