[单项选择]Whenever a big company （） a small one, the product almost always gets worse.
A. gets on with
B. cuts down
C. takes over
D. puts up with

[单项选择]Whenever a big company ________ a small one, the product almost always gets worse.
A. gets on with
B. cuts down
C. takes over
D. puts up with

[单项选择]Small animals are said to live faster than big ones because they ______.
A. have more skin for every ounce of body weight
B. replace lost heat faster
C. bum fuel faster
D. maintain a higher body temperature

[单项选择]He has two kites. One is big, _______ is small.

[单项选择]The big retailers are starting to think small, too. Sainsbury's and Tesco have launched convenience-store chains, called Local and Express, respectively—that have fast become ______ in British towns.
A. ubiquitous
B. established
C. frequented
D. known

[单项选择]The conditions can be well imagined when one small settlement is expected to ______ 10,000 families.
A. populate
B. dwell
C. house
D. reside

[单项选择]As no one in the small village knew nothing about Medicine, Mrs. Smith, a former nurse, had to work as a doctor.
A. knew
B. nothing
C. had to
D. as

[单项选择]One big obstacle to the development of travel medicine is________.

[单项选择]

Text 3 The next big workout craze is one even a couch potato could love. It starts with a warm-up: a trip to the supermarket. Then there’s a large dinner, followed by some leisurely hours spent doing crossword puzzles. Finally, there’s the cool-down, a long bubble bath. Keep this up, and you’ll be buff in no time. Mentally buff, at any rate. This is a workout for your brain--an example of "neurobics", a movement that’s gaining momentum among those looking to stay sharp as they age. Some psychologists claim that by adjusting your routine in small ways (like taking a different route to the grocery store or stimulating your senses with a new fragranced bath product), you can encourage neurons to build more connections to each other. Though scientists know little about the early stages of Alzheimer’s, clinical evidence is starting to show that mental "exercises" like these may ward it off. Neurobics got started with the 1999 bo
A. his website is very successful.
B. he himself benefits from psychological games.
C. psychological games are very interesting.
D. neurobics are effective for people.

[单项选择]As no one in the small village (knew) (nothing) about medicine, Mrs. Smith, a former nurse, (had to) work (as) a doctor.
A. knew
B. nothing
C. had to
D. as

[单项选择](As) no one (in) the small village knew (nothing) about medicine, Mrs. Smith, a former nurse, had to (work as) a doctor.
A. As
B. in
C. nothing
D. work as

[单项选择]"big" and "small" are a pair of ______ opposites.
A. complementary
B. gradable
C. complete
D. converse

[单项选择]Only one baby ______ the big fire.
A. saved
B. was saved
C. survived
D. was survived

[单项选择]The gross national product __________ one percent by the same time of last year.
A. condensed
B. slimmed
C. dissolved
D. shrank