Нужна Подчеркните инфинитив, определите его функцию.
1. The task of the agents was to ship the goods immediately.
2. The manufacturers promised to eliminate the defects for their own account.
3. To give a true structure of the surrounding matter is the task of natural science.
4. The terms to be insisted on are as follows.
5. You should have added a catalyst to speed up the reaction.

1. The task of the agents was to ship the goods immediately.  - predicate

2. The manufacturers promised to eliminate the defects for their own account.  - object

3. To give a true structure of the surrounding matter is the task of natural science.  - subject

4. The terms to be insisted on are as follows.  - attribute

5. You should have added a catalyst to speed up the reaction. - adverbial modifier of purpose

Думаю так

Объяснение:

1.predicate - сказуемое (составное именное - compound nominal predicate) after the link word to be

2.object - дополнение (after verbs)

3.subject - подлежащее (в начале предложения чаще всего)

4.attribute - определение (after nouns)

5.adverbial modifier of purpose - придаточное цели (гипотетическое действие= in order to)