Uzupełnij czasowniki.

--- develop send invent take charge type observe collect do discover  specimens of plants or animals

--- develop send invent take charge type observe collect do discover  a theory

--- develop send invent take charge type observe collect do discover  an island

--- develop send invent take charge type observe collect do discover  a phone

--- develop send invent take charge type observe collect do discover  an experiment

--- develop send invent take charge type observe collect do discover  or watch something carefully

--- develop send invent take charge type observe collect do discover  measurements

--- develop send invent take charge type observe collect do discover  notes

--- develop send invent take charge type observe collect do discover  on a keyboard

--- develop send invent take charge type observe collect do discover  a text message

--- develop send invent take charge type observe collect do discover  a smartphone battery