19.Because of air pollution being greatly reduced, this city is still ________.
(A) a good place in which to live
(B) lived as a good place
(C) a good place to live in
(D) living in as a good place
19. A hot air balloon will rise when its density is ____ of the surrounding air.
(A) the lower density (B) lower than that
(C) than the lower density (D) the density is lower than
44. For the middle-aged men, croquet ______ more popular than tennis in just the last few years.
(A) is becoming (B) has become (C) became (D) is become
25. If the special edition of a book is hard to come by, it
(A)can be found in almost any bookstore. (B)is a hardcover edition. (C)is difficult to find. (D)is cheap to get.
Educators reminded that the subtexts of many advertisements can be_______; some promoting sexism and racism and other
encouraging ethnic stereotyping.
(A)agreeable (B)attractive (C)controversial (D)diversified
Hewlett-Packard, the world’s leading computer ____, has officially entered the consumer tablet game with the release of its HP TouchPad.
(A) curator (B) opponent (C) manufacturer (D) attorney
Many tourists come to Athens to view the remains of the city which was the "fountainhead" of Western civilization.
(A) foundation (B) symbol (C) source (D) soul
When ____, few feel the pressure more than celebrities.
(A) coming to keeping fit (B) come to keep fit
(C) it comes to keeping fit (D) to come to keeping fit