Having signed the agreement on the ceasefire, both sides have _____ it. In other words, neither of the two sides have broken the agreement so far.
| A．ignored | B．assessed |
| C．obtained | D．observed |
I remembered ________ the door before I left the office, but forgot to turn off the lights.
| A．locking | B．to lock |
| C．having locked | D．to have locked |
________ warm at night, I would fill the woodstove, then set my alarm clock for midnight so I could refill it.
| A．Staying | B．Stayed |
| C．To stay | D．Stay |
I stopped the car ________ a short break as I was feeling tired.
| A．take | B．taking |
| C．to take | D．taken |
We're having a meeting in half an hour.The decision ________ at the meeting will influence the future of our company.
| A．to be made | B．being made |
| C．made | D．having been made |
The room is empty except for a bookshelf ________ in one corner.
| A．standing | B．to stand |
| C．stands | D．stood |