Решите Два задания,90 баллов
2. Fill in the blanks with the proper forms of the in nitive.
1. We didn’t believe you . it.
A. to do C. do
B. to be done D. to have been done
2. The teacher wishes them . part in the conference. A. to have been taken C. to be taken
B. to take D. take
3. He allowed these data . in the article.
A. to use B. use C. to be used D. be used
4. He didn’t expect them . here.
A. to study C. to have been studied B. to be studied D. study
5. The teacher made the students . the metal properties. A. to study C. to have been studied B. to be studied D. study
6. The teacher let the students . the experiment.
A. to change C. to be changed
B. change D. to have been changed
7. The teacher supposed the students. the text about engineering ma- terials.
A. to be read C. to have been read B. read D. to have read
8. He ordered the experiment . by them.
A. to be made C. to have made B. make D. to make
9. We expect them . this problem long ago.
A. to have investigated C. to be investigated B. investigate D. to investigate
10. He believes the manufacturers . the technological process. A. to have been changed C. change
B. to change D. to be changed
3. The text contains di erent mistakes: 2 — in spelling, 5 — in grammar. Cor- rect the mistakes and rewrite the text.
There are various clases of materials. They can be divide into two groups: metals and non-metals. Metals includes ferrous and non-ferrous metals. Cast iron and steel is common ferrous metals. Copper and aluminium is non-fer- rous metals. Non-metals embraces polimers, ceramics, etc.
1)D
2)A
3 d
4 d
5b
6 c
7b
8d
9d
10a
Эти ответы 2задание