Complete each sentence using a verb in the correct form.
Here’s a key so that you can yourself in.
Liz doesn’t like cooking, so she out a lot.
Eve isn’t living in this flat any more. She out a few weeks ago.
If you’re in our part of town, you must in and see us.
When I in at the airport, I was told my flight would be delayed.
There were some advertisements in the paper that I wanted to keep, so I them out.
I wanted to iron some clothes, but there was nowhere to the iron in.
I hate in questionnaires.
Steve was upset because he’d been out of the team.
Be careful! The water’s not very deep here, so don’t in.
If you write in pencil and you make a mistake, you can it out.
Paul started doing a Spanish course, but he out after a few weeks.
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Обувь будущего: уникальные кроссовки от

Кроссовки ... дают своим обладателям возможность контролировать их дизайн при смартфонов.

На ... в конце года стартовал проект по сбору средств на выпуск смарт-кроссовок оснащенных гибкими цветными дисплеями Водонепроницаемые боковые панели состоят из гибкой электронной бумаги, которую можно подключить к своему смартфону через специальное приложение. Выбрать понравившийся дизайн можно, просто включив приложение: обувь отобразит увлекательную анимацию или забавный рисунок

1. The solar lamps are lighting the tunnel. The solar lamps were lighting the tunnel. The solar lamps will be lighting the tunnel.
2. The scientist is developing a new source of energy. The scientist was developing a new source of energy. The scientist will be developing a new source of energy.
3. The engineers are working at the problem of using solar power. The engineers were working at the problem of using solar power. The engineers will be working at the problem of using solar power.
4. The people are not using poor methods of research. The people were not using poor methods of research. The people will not be using poor methods of research.
5. The students are not having an interesting discussion. The students were not having an interesting discussion. The students will not be having an interesting discussion.
6. The sun is not shining brightly. The sun was not shining brightly. The sun will not be shining brightly.
7. The workers are complaining about unsafe working conditions. The workers were complaining about unsafe working conditions. The workers will be complaining about unsafe working conditions.
8. The government is trying to protect consumers. The government was trying to protect consumers. The government will be trying to protect consumers.