They ve______on a trip round the world.A．left awayB．begunC．set offD．started up

______nobody was very enthusiastic about it,they decided to cancel the trip.A．Seen thatB．S

They built strong walls round the town as a______against the enemy.A．defenseB．defendC．defe

He talked about the ______ experience they had on the trip.A、amusingB、amazingC、amusedD、m

You should check the air in the tyre______you start on a long automobile trip.A．asB．before

The family, ______from the exhausting trip, fell asleep as soon as they went to bed.A．tiri

They’ve just ________ a new house in the country at a great sum of money.