Test 1 -15/9

There are more than 2,000 types of snakes, ________ that do not harm humans.

• most of them

• most of those

• most of which

• but most

Smoke jumpers ________ into remote areas with parachutes to fight wildfires.

• are firefighters

• when firefighters

• who, like firefighters

• are firefighters though

The ragtime composer Scott Joplin ________"Maple Leaf Rag," perhaps the most famous ragtime piece.

• wrote

• the writer

• who wrote

• write

In geometry, a tangent is a straight line ________ a curve at only one point.

• it touches

• has contact

• its contact

• that touches

The size and shape of a nail primarily depend on the intended function ________.

• that it is

• for what it is

• that it is for

• for what is

A keystone species is a plant or animal species ________ its absence has a large impact on an ecosystem.

• that it

• it

• of it

• with it

Seals seem clumsy on land, ________ they can move a short distance faster than most people can run.

• but they

• that they

• they

• that

Most folk songs are ballads ________with simple words and tell simple stories.

• what

• although

• who

• that

________adds to a liquid, the antifreeze lowers the freezing temperature of that liquid.

• That

• Like

• It is

• When

A child who is ___________ behaves very differently from a child who is not well educated.

• educated

• well educated

• educated

• being educated