____________better ways for digging tunnels__________, the first railway tunnel under the River Thames was dug in 1884.
Look out the traffic when crossing the road.
The bridge is 1000 meters length.
The two countries were between 1989 and 1992.
The oil must be used up, the light went out.
---Poor Tom! He will have to work all the next month. ---Luckily, the basketball games are held.