Session 5

Link the pairs of sentences below using if …will, if…not and unless.

1. if …will

The government encourages other forms of transport.

People see fewer cars on the road.

2. if…not

The government builds more roads with wider lanes.

Cars can travel at the same time in Beijing.

3. unless

The government increases tax on fuel.

People use their cars less.

4. if … will

More roads are built.

The problem of traffic congestion becomes less serious.

The railway system will 1__________ improve

The railway system will XX improve 2__________ we build better trains.

3__________ we use cleaner transport, then pollution will

be reduced.

However, 4__________ we act now, we may as well do

nothing. It will be too late.

We will 5__________ solve the traffic problem

We will .... solve the traffic problem 6_______ we do....