Question

Сделайте предложения отрицательными.
1. Archimedes stepped into his bath and shouted ‘Eureka!’ ‒ ‘I ______ (discover) it!’
2. Improved quality control ______ (lead) to higher efficiency in production.
3. Recent faults with equipment ______ (cost) the company a great deal of slack tie.
4. The scientists ______ (present) a detailed results of the analyses.
5. The researchers ______ (develop) innovative idea of recycling wastes.
6. The speed of processing data ______ (significantly increase).
7. We ______ (renew) our company’s page.
8. The motor company ______ (announced) that they are recalling all their cars produced in February.
9. Our security department ______ (gather) all necessary information about our potential partner.
10. Our contractor ______ (build) a supporting wall.
11. The newly designed model ______ (already come off) the production line.
12. They ______ (introduce) completely new airbags.
13. Our engineers ______ (analyze) the results of the carried out tests.
14. A new open-pit mine ______ (start) operating this week.
15. Over the last twenty years, the average size of households ______ (fall) dramatically.

Answer 1

Ответ:

1. didn't discover

2. doesn't lead

3. don't cost

4. didn't present

5. haven't developed

6. will not significantly increase

7. haven't renewed

8. didn't announce

9. doesn't gather

10. didn't build

11. hasn't already come off

12. didn't introduce

13. haven't analyzed

14. didn't start

15. haven't fallen