23. The way the guests_____in the hotel influenced their evaluation(评价) of the service.
| A．treated | B．were treated | C．would treat | D．would be treated |
That is the only way we can imagine _____ the overuse of water in students’ bathrooms.
| A．reducing | B．to reduce | C．reduced | D．reduce |
Don’t phone me between 7:00 and 8:00 in the evening. We _____ dinner then.
| A．are having | B．had | C．would have | D．will be having |
Life in the 21st century is much better than_____ used to be.
| A．that | B．it | C．what | D．one |
I’ve _____ all my papers but I still can’t find the contract.
| A．looked into | B．looked up | C．looked through | D．looked after |
It ___ to me that she didn’t know I had moved into the new house.
| A．appeared | B．occurred | C．happened | D．broke |