15: GWD-29-Q7

Until a few centuries ago, any large bones discovered in the fields or caves of Europe, now known to be large prehistoric animals, were usually assumed to be the remains of giants and were often displayed as curiosities in castles, palaces, town halls, churches, and monasteries.   B/C

1. now known to be large prehistoric animals, were usually assumed to be

2. presently known as from large prehistoric animals, were usually assumed as

3. bones now known to be those of large prehistoric animals, were usually assumed to be 一定要有bones作同位语

4. bones known at present as of large prehistoric animals, were usually assumed as those of

5. currently known as those of large prehistoric animals, were usually assumed to be those of

The Near Earth Asteroid Rendezvous (NEAR) spacecraft will orbit the asteroid Eros for a year, slowly moving closer to the surface of the object to make ever more precise measurements that scientists hope will enable them to understand how the solar system formed some four billion years ago.  C/A

1. to make ever more precise measurements that scientists hope will enable them to

2. to make ever more and more precise measurements, which scientists are hoping to enable them

3. for making ever more precise measurements, and scientists hope that they will be able to

4. with the purpose of making more precise measurements than ever, and which scientists hope will enable them to

5. in order to make more precise measurements than it ever did, and scientists are hoping they will be able to