Commas in Sentences

The Saint Lawrence Seaway a major waterway allows ocean-going vessels to travel between the Great Lakes and the Atlantic Ocean.

The Saint Lawrence Seaway a major waterway allows ocean-going vessels to travel between the Great Lakes, and the Atlantic Ocean.

The Saint Lawrence Seaway, a major waterway, allows ocean-going vessels to travel between the Great Lakes and the Atlantic Ocean.

At the end of construction in 1959, the Seaway had seven locks and a depth of at least 27 feet.

At the end of construction in 1959 the Seaway had seven locks, and a depth of at least 27 feet.

At the end of construction in 1959 the Seaway had seven locks and a depth of at least 27 feet.

Roland what can you tell me, about the Saint Lawrence Seaway?

Roland, what can you tell me about the Saint Lawrence Seaway?

Roland what can you tell me about the Saint Lawrence Seaway?

From Montreal to Lake Ontario, the Saint Lawrence is about 183 miles long.

From Montreal to Lake Ontario the Saint Lawrence is about 183 miles long.

From Montreal, to Lake Ontario, the Saint Lawrence is about 183 miles long.

The Lachine section I believe has an 18-mile canal and two locks.

The Lachine section I believe, has an 18-mile canal and two locks.

The Lachine section, I believe, has an 18-mile canal and two locks.

Three of the five sections are located entirely in Canada, and the other two sections contain segments in northern New York.

Three of the five sections are located entirely in Canada and the other two sections contain segments in northern New York.

Three of the five sections are located entirely in Canada, and the other two sections, contain segments in northern New York.

The Seaway provides a deep stable waterway for commercial ships.

The Seaway provides a deep, stable waterway for commercial ships.

The Seaway provides a deep stable waterway, for commercial ships.

The cargo shipments are largely wheat, corn, barley, soybeans, and iron.

The cargo shipments are largely wheat, corn, barley, soybeans and iron.

The cargo shipments are largely, wheat corn barley soybeans, and iron.

After ice forms the Seaway closes, for the winter months.

After ice forms the Seaway, closes for the winter months.

After ice forms, the Seaway closes for the winter months.