The teacher is writing ____ a piece of chalk on the blackboard while the students are writing ____ink in exercise books.
| A．with, in | B．in, with | C．in, in | D．with, with |
It was announced that only when the fire was put out _________ to return to their dormitories.
| A．the students would be permitted |
| B．had the students been permitted |
| C．would the students be permitted |
| D．the students had been permitted |
Instead of sand blowing everywhere, there is mud and water everywhere, ________ it difficult to travel from place to place.
| A．making | B．to make |
| C．having made | D．having been made |
The village seemed deserted, the only sign of life ________ some trees waving in the wind.
| A．were | B．was | C．being | D．to be |
My colleagues ________ the medical team and I found a vacant health centre, ________ we set up a temporary clinic center.
| A．on; where | B．for; which |
| C．on; which | D．for; where |
The weather forecast says temperature will fall sharply the day after tomorrow, when a snowstorm _________ to strike our city.
| A．expects | B．has expected |
| C．is expected | D．will be expected |