SAT Grammar Practice

For many individuals, over-exposure to the sun can cause three things,_ freckles, wrinkles, and melanoma.

Drinking water is scarce in desert areas like Las Vegas,_ it needs to be shipped from water-rich states.

Some would consider it foolish to build one's own hot-air balloon to travel around the world.

Vinaigrettes are easy to make, since all you need to do is mix three ingredients;_ vinegar, oil, and spices.

Some researchers now believes that "sit-down" restaurant food is nutritionally no better than fast food.

Two women,_ completed Army Ranger training, thus becoming the first female graduates of the U.S. Army Ranger school.

The double helical structure of DNA is determined by its four bases,_ adenine, thymine, cytosine, and guanine.

Seven out of ten container ports are in China with the other three are in Singapore, South Korea, and Dubai.

Writing have been invented in Sumer around 3200 BCE, marking the beginning of recorded history.

When I finish here, and I will soon, I'll be glad to help you, that is a promise I will keep.

Helped by the Mat-Su Regional Medical Center, students in Gateway, Alaska observe intubation and sets bones.

Awarded a Newbery Medal, Doll Bones are the story of three children's quest to return a haunted doll.

Billy, although he had a great sense of timing for stand-up comedy, were handicapped by his poor memory.

A mouse's affinity for dairy comes from the fact that cheese,_ used to be stored in ways that were accessible to mice.

They watched the light:_ shift in the Grand Canyon, marveling at the way the landscape seemed to change.

Researchers studying asthma is trying to isolate the compounds in farm dust that lead to asthma immunity.

If Margaret can spend a week in the wilderness, she surely possesses the fortitude to deal with a spider in her bathtub.