—Doctor, it seems you like to work with animals.
—Yes, I think animals should __________ as our friends.
| A．regard | B．regarded | C．to regard | D．be regarded |
When the first English settlers arrived in the New World, the Indians _______ jewelry made of animal bones greeted them warmly.
| A．wearing | B．to wear | C．worn | D．having worn |
He got well-prepared for the job interview, for he couldn’t risk ____ the good opportunity.
| A．to lose | B．losing | C．to be lost | D．being lost |
Not only I but also David and Iris ______ fond of playing basketball.
| A．am | B．is | C．are | D．was |
Three-fourths of the buildings ______.
| A．was destroyed | B．is destroyed |
| C．were destroyed | D．has been destroyed |
That’s the new machine _______ parts are too small to be seen.
| A．that | B．which | C．whose | D．what |