求解惑

Until a few centuries ago, any large bonesdiscovered in the fields or caves of Europe, nowknown to be large prehistoric animals, were usually assumed to be theremains of giants and were often displayed as curiosities in castles, palaces,town halls, churches, and monasteries.

A.   nowknown to be large prehistoric animals, were usually assumed to be

B.   presentlyknown as from large prehistoric animals, were usually assumed as

C.   bonesnow known to be those of large prehistoric animals, were usually assumed to be

D.   bonesknown at present as of large prehistoric animals, were usually assumed as thoseof

E.    currentlyknown as those of large prehistoric animals, were usually assumed to be thoseof

18. GWD27-Q18:

The Near Earth Asteroid Rendezvous (NEAR)spacecraft will orbit the asteroid Eros for a year, slowly moving closer to thesurface of the object to make ever more precise measurements that scientistshope will enable them to understand how the solar system formed some fourbillion years ago.

A.   tomake ever more precise measurements that scientists hope will enable them to

B.   tomake ever more and more precise measurements, which scientists are hoping toenable them

C.   formaking ever more precise measurements, and scientists hope that they will beable to

D.   withthe purpose of making more precise measurements than ever, and which scientistshope will enable them to

E.    inorder to make more precise measurements than it ever did, and scientists arehoping they will be able to

According to recent studies comparing thenutritional value of meat from wild animals and meat from domesticated animals,wild animals have less total fat than do livestock fed on grain and more ofa kind of fat they think is good for cardiac health.

A.   wildanimals have less total fat than do livestock fed on grain and more of a kindof fat they think is

B.   wildanimals have less total fat than livestock fed on grain and more of a kind offat thought to be

C.   wildanimals have less total fat than that of livestock fed on grain and have morefat of a kind thought to be

D.   totalfat of wild animals is less than livestock fed on grain and they have more fatof a kind thought to be

E.    totalfat is less in wild animals than that of livestock fed on grain and more oftheir fat is of a kind they think is