1. Has been/for
2. Have lived/for
3. Haven't seen/since
4. Haven't listened/for
5. Has phoned/since
6. Haven't eaten/since
I shall not work on Friday.I hope he will come tomorrow. When will you begin working? The winter holidays will begin on the 25th of January.I shall be back soon. I am sure you`ll like the play. I`ll think about it. We`ll have a lot of work to do tomorrow. Won`t you sit down please? He is going to see the doctor tomorrow.
<span>1. Bats can fly in the darkness without touching thin wires. Летучие мыши могут летать в темноте, не задевая тонкие провода.
2. At present radio can be used in locating the planes and other objects. Сейчас радиоволны могут использоваться для определения местоположения самолётов и других объектов.
3. After being in flight for 108 minutes the spaceship landed on the territory of Saratov region. Пробыв в полёте 108 минут, космический корабль приземлился в Саратовской области.
4. Without improving the properties of this alloy we can't use it in the production
process. Не улучшив свойства этого сплава, мы не сможем использовать его в производстве.
<span>5. By decreasing the temperature we can turn substances into solids and
liquids.</span></span> Увеличивая температуру, мы можем превращать вещества в жидкости или в твёрдые тела.