It was him who came running into the classroom with the news

You are 200 kilometers far from me. I would visit you more often if you wouldn’t live so far away.

Unlike competitive running race, race walkers must always keep some portion of their feet in contact with the ground.

I only noticed we were running lowly on petrol after we had passed the last filling station.

The very first night I was in Australia, I couldn’t have slept until early in the morning

Research has proved that a baby can distinguish its mother’s voice the moment he is born.

What about the recreational reading you are supposed to get into the habit to do on a regular basis ?

Most sand dunes are always in motion as wind pushes sand upward one side of each dune, over the top, and down the other side

It was Vitus Bering, the Danish sea captain, who discovered Alaska on its voyage to Russia in 1741.

He had to take photos of the places he visits. _______ he's writing a report of his journey.

Since the Great Depression of the 1930’s, social programs such as Social Security have been built into the economy to help avert severity business declines.

He never works_______ he gains all the prizes.

Before we returned from swimming in the river near the camp, someone had stole our clothes, and had to walk back with our towels around us.

You must leave at once, ________ you miss the train.

Zoos in New Orleans, San Diego, Detroit, and the Bronx have become biological parks where animals roams free and people watch from across a moat

The  modern American dictionary is typically a single compact volume published with a modest price.

How can you expect your children to be truthful_______ you yourself tell lies?

Venus, the second planet from the Sun, is exactly almost same size as the Barth.

Every student must make up their own study list of the classes he is going to take at the beginning of the quarter.

Sharks can detect minute electrical discharges coming from its preys.

I thought this book was rather dull at the first, but I’ve changed my mind.