Надо составить предложения из этих слов . к сожалению , заменить , решить сложную , , с , искать полезную информацию , понятно объяснять , вести запись .

К сожалению, учитель заболел и урок отменяется.
Этого учителя некем заменить
Надо ребятам сделать задания.
Мы сможем решить сложную задачу по математике.
Это домашние задание нужно выполнить к понедельнику.
С калькулятора надо сосчитать результат.
Вы можете искать полезную информацию в Интернете.
Я буду понятно объяснять одноклассникам ход решения.
Они станут вести запись моего выступления.

Unfortunately, the teacher fell ill and the lesson is canceled.
This teacher's nobody to duplicate
We must help children to do the job.
We can help solve a complex problem in mathematics.
It is necessary to carry out homework for Monday.
With the help of a calculator is necessary to calculate the result.
You can search for useful information on the Internet.
I will clear the course to explain to classmates solutions.
They will keep a record of my speech.
Unfortunately the teacher fell ill

1. She is still reading. 2. We haven't seen her for a long time. 3. Grandparents have already visited their grandchildren. 4. Now they are sitting in the living room and talking about their trip. 5. Have you ever been to Africa? 6. He has already bought a house and is now going to buy a car. 7. The concert has not started yet, we are sitting in the hall and talking. 8. Wait for me! I didn't take the money. 9. I just had breakfast. 10. He's already had breakfast. 11. We haven't had breakfast yet. 12. They are still drinking tea in the cafeteria. 13. I've already done my job. 14. He is still cleaning the room. 15. We had three lectures today. 16. They just had a meeting. 17. She has not read this book yet. 18. She is still watching TV.

Open the brackets using Present Perfect or Present Perfect Continues.

1.What's the matter? Why he (to stop)? 2. My cousin (to look) for a job, but he (not to find) a job yet. 3. It (to be) impossible for her to feel at home here. 4. What you (to study) now? 5. They just (to give) you flowers. 6. Sophie is busy. She (to knit) a sweater for her grandson. 7. You only (to have) a piece of cake? You (not to eat) much. 8. People (to plant) carrots and tomatoes now. 9. You (to go) to plant tomatoes this year? 10. Johnny, who finally (to find) a new job, (to give) a big party. 11. How long you (to be) sick? 12. You (to see) any good mov¬ies recently? 13. What you (to look) forward to? 14. Nancy (to look) forward to this weekend. 15. She (to go) to read Shakespeare and she (not to go) to think about work. 16. Mike (to leave) for work yet? 17. They (to pay) their electric bill this month? 18. How long you (to know) each other? 19. Your car (to make) strange noises. Is anything wrong? 20. The boy (to do) his homework and (to take) a karate lesson now. 21. I (to have) dinner with my friends at the moment and I am very happy to see them again. 22. Jay never (to travel) overseas. 23. We always (to have) a dog and a cat. We love pets.

1. I (go) to bed at ten o'clock every day.
2. I (went) to bed at ten o'clock yesterday.
3. My brother ( washes) his face every morning.
4. Yesterday he ( washed) his face at a quarter past seven.
5. I (do not have) history lessons every day.
6. We (did not rest) yesterday.
7. My brother (did not  drink) coffee yesterday.
8. My mother always ( takes) a bus to get to work, but yesterday she (did not take) a bus. Yesterday she ( walked) to her office.
9. Do you ( talk) to the members of your family every day? - Yes, I do. But yesterday I (did noto talk) to them: I (was) very busy yesterday.
10. Did you ( come) home at six o'clock yesterday? - - No, I didn't. Yesterday I ( came) home from school at half past eight. I (was) very tired. I (had) dinner with my family. After dinner I (was) very thirsty. I (drank) two cups of tea. Then I ( rested).
11. Does your sister ( go) to school every day? - - Yes, she does.