My dream is to travel (around) the world.
Space travel is possible in the near future.
Mike went on a world tour last year.
Bill is touring France this summer.
I like to see waves breaking on the rocks.
The girl gave her parents a wave when she saw them.
Mary waved at/to her friends standing before the cinema.
The fishermen waved their hats at us as we passed by in our boat．
The water in this stream is so clear that I can see fish in it．
The news reported an endless stream of traffic on the highway.
As soon as Jane heard the bad news, tears streamed down her cheeks.
During rush hour, the traffic flow is very slow in this region.
The river flows gently into the sea.
The chairman introduced the speaker to the audience.
TV was introduced into our country in the early 1960s.
The company introduced a new product recently.
This cell phone is only thirty pounds.
An ounce of prevention is worth a pound of cure.
My father suddenly pounded his fist on the table and scared all of us.
Our car was traveling at a high speed.
The car sped down the road.
Speed up, or we'll be late.
I believe things will get better under the new manager's leadership.
Patrick was known for his courage and leadership.