托福词汇题练习tpo题集

词汇题练习—tpo1-7

1.The word “precious” in the passage is closest in meaning to

a.Exact

b. scare

c. valuable

Although limited to a skull, the Pakicetus fossil provides precious details on the origins of ……

2.The word “exposed” in the passage is closest in mening to

a.Explained

b. visible d. located

Several skeletons of another early whale, Basilosaurus, were found in sediments left by…and now exposed in the Sahara desert.

3.The word “propulsion” in the passage is closest in meaning to

a.Staying afloat direction c. decreasing weight forward

The structure of the backbone shows, however, that it swam like modern whales by moving the rear portion of its body up and down, even though a fluke was missing. The large hind legs were used for propulsion in water.

4.The word “threatened” in the passage is cloest in mening to

a.Restricted

b. endangered

c. prevented

d. rejected

The expansion of desert-like conditions into areas where they did not previously exist is called deserfication. It has been estimated that an additional one-fourth of the Earth’s land surface is threatened by this process.

5.The word “delicate” in the passage is cloest in meaning to

a.Fragile c. complex

The semiarid lands bordering the deserts exist in a delicate ecological balance and are limited in their potential to adjust to increased exvironmental pressures.

6.The word “progressively” in the passage is cloest in meaning to

a.Openly

b. impressively

c. objectively

The cultivation of crops has expanded into progressively drier regions as population densities have grown.

7.The phrase “devoid of” in the passage is closest in meaning to

a.Consisting of

b. hidden by

c. except for

d. lacking in

Since the raising of most crops necessitates the prior removal of the natural vegetation, crop failures leave extensive tracts of land deviold of a plant cover and susceptible to wind and water erosion.

8.The word “readily” in the passage is closest in meaning to

a.Frequently

b. easily

c. intelligently

d. obviously

Exhibitors, however, wated to maximize their profits, which they could do more readily by projecting a handful of films to a hundreds of customers at a time….

9.The word “assistance” in the passage is closest in meaning to

a.Criticism

b. leadership

c. help

d. approval

…with the assistance of Edison’s former assistant……

10.The word “expanded” in the passage is closest in meaning to

a.Was enlarged

b. was improved

c. was varied

d. was rejected