unit 3 . Everybody is doing it

It wasn’t the first time that humans .............................................. of flying

• think

• develop

• be

• come

The scientists wondered ................................. the collective behaviour of the geese.

• with

• about

• to

• of

The children drew and cut .......................................... circular shapes.

• by

• on

• to

• out

The team worked ..................................... the answer and reached a consensus of what to do next.

• with

• out

• up

• by

The journalist asked the crowd to point .......................................... their leader.

• of

• in

• out

• across

.......................................... A person who directs and leads others

• Intention

• Leader

• consensus

• efficient

........................................... Something that can become a real possibility

• Potential

• Assume

• Belong

• Leader

.............................................. An agreement or opinion that everyone shares

• migrate

• efficient

• consensus

• potential

............................. To move from one place to another at different times of year

• potential

• consensus

• assume

• migrate

................................... To think that something is true without really knowing

• assume

• efficient

• migrate

• belong