1. When any non-human organ is transplanted into a person, the body immediately recognizes it as ____.
[A] novel [B] remote
[C] distant [D] foreign
2. My favorite radio song is the one I first heard on a thick 1923 Edison disc I ____ at a garage sale.
[A] trifled with [B] scraped through
[C] stumbled upon [D] thirsted for
3. Some day software will translate both written and spoken language so well that the need for any common second language could ____.
[A] descend [B] decline
[C] deteriorate [D] depress
4. Equipment not ____ official safety standards has all been removed from the workshop.
[A] conforming to [B] consistent with
[C] predominant over [D] providing for
5. As an industry, biotechnology stands to ____ electronics in dollar volume and perhaps surpass it in social impact by 2020.
[A] contend [B] contest
6. Mr. Smith and Mrs. Smith will ____ in looking after their baby.