GRAMMAR TOEFL

When ___ in Arctic regions, the Aleuts, construct igloos as temporary winter shelters

• travel

• to travel

• travelling them

• traveling

Most substances contract when they freeze so that the density of a substance’s solid is ---of its liquid.

• than the higher density

• higher than the density

• the density is higher than that

• the higher the density

The mechanism by which brain cells store memories is ---clearly understood.

• none

• no

• not

• nor

Desert animals ---a means of retaining moisture in such a hot, dry climate if they are to survive.

• need

• needing

• to need

• was needed

---state of Wyoming is also known as the “Equality State” because Wyoming women were the first in the nation to vote.

• The

• There is a

• That the

• As the

Fructose is a monosaccharide sugar that is much sweeter ---.

• than cane sugar does

• does cane sugar

• cane sugar

• than cane sugar

Ground plans and contour maps of the Earth ---from aerial photographs.

• can be drawn

• can draw

• to draw

• drawn

By the middle of the twentieth century, painters and sculptors in the United States had begun to exert ---over art.

• influence worldwide a great

• a great worldwide influence

• influence a great worldwide

• a worldwide influence

---millions of galaxies exist in the vast space outside the Milky Way.

• It is estimated that

• An estimate that

• That is estimated

• That the estimated

The extent of the harmful effect of locoweeds on animals depends on the soil ---the plants grow.

• which

• which in

• in which

• in