Yoghurt/make/from/milk (present simple)
Yoghurt is made from milk.
Most research / do /scientists /in /laboratories (present simple by + agent)
Most research is done by scientists in laboratories.
More food /need /in the future (future simple)
More food will be needed in the future.
Veggie burgers/ sell/ in/ my local supermarket. (present continuous)
Veggie burgers are being sold in my local supermarket.
The word "natural" /use /to describe /many health foods (present perfect)
The word "natural" has been used to describe many health foods.
This beef /produce /in /Scotland. (past simple)
This beef was produced in Scotland.
The vegetables /not be / wash (past perfect)
The vegetables had not been washed.