Here are the correct tenses or forms of the verbs to fill in the blanks:

(1) **put**
(2) **do**
(3) **grows**
(4) **to start**
(5) **be**
(6) **make**
(7) **pulling**
(8) **grow**

For the second part:

(1) **known**
(2) **collected**
(3) **flattened**
(4) **from**
(5) **harden**
(6) **products**

If you need further clarifications or examples, feel free to ask!