If you want more leg room, choose (an aisle / a window) seat.

• an aisle

• a window

We’re planning to drive down to the south of France, but we’ll (set / stop) off in Paris on the way

• set

• stop

There’s a real problem with traffic (congestion / pollution) – it takes so long to get anywhere!

• congestion

• pollution

There are so many (fuels / fumes) from the traffic – you can smell the diesel in the air.

• fuels

• fumes

They left their baggage (unattended / upright) and someone has taken it away!

• unattended

• upright

We should look at a map so we can plan our (route / track) more easily.

• route

• track

Excuse me sir, could you (fasten / switch) your phone to flight mode, please?

• fasten

• switch

Come on! We need to put our bags through (security / the gate) before we can get on the plane.

• security

• the gate

The air here is completely (renewable / toxic) and the authorities have advised people to stay indoors.

• renewable

• toxic

We spent several weeks looking at guidebooks and reading travellers’ blogs so we could plan an interesting r____________.