Preposition【across, along, through】

The car is moving cautiously ________ the narrow wooden bridge.

They found a hungry kitten while strolling ________ the deserted beach yesterday.

We need to take a boat ________ the sea to reach the island.

The elephant lumbered ________ the tall grass when gunshots rang out.

The thief pushed his way ________ the crowd to escape from the policemen.

Barricades 围栏 are installed ________ the divider to prevent pedestrians 路人 from crossing the busy road.

The man rode his motorcycle safely ________ the heavy traffic.

The kind-hearted young men cycled ________ the country to raise money for the needy.

Walk (a)   the road until you see the shop on your left.

The car go (a)   the tunnel.