Question

I. Put the modal verb into Past .

1) These properties can make steel useful.

2) They must apply new methods.

3) We may work in the work-shop.

II. Put the modal verb into Future.

1) You can design new machine-tools.

2) Students must use their knowledge.

3) Our group may use the new machine-tool.

III. Translate into English the following sentences.

1) Мы можем охладить сталь быстро.

2) Ученые должны использовать новые технологии.

3) Разработчики инструментов могут( им разрешено) сделать чертежи.

Answer 1

Ответ:

Первая часть:

1) These properties could have made steel useful.

2) They must have applied new methods.

3) We may have worked in the work-shop.

Вторая часть:

1) You will be able to design new machine-tools.

2) Students will have to use their knowledge.

3) Our group may use the new machine-tool.

Третья часть:

1) We can cool the steel fast.

2) Scientists should use new technologies.

3) The developers of the tools are allowed to create blueprints.