36. According to the passage, which of the following is true? </p> A. Eating less than usual might make us live longer.
" L3 i% D o" u; ?# [( S B. We don't need to go on a diet. www.examw.com
7 N3 E+ j6 _4 ?" A3 F/ A C. A meager diet may be fun.
: A5 ]. c% x0 s+ i2 M D. We have to begin dieting from childhood. ' w; F6 Q5 j% W! K( c- W# e( M9 h7 x0 ~
37. How many mice were compared in Spindler's experiment in one group?
" j) Y8 _% N* x/ t: S A.3.
' W- ?/ _$ i$ c6 O B.6. 考试用书
~) j, h d9 _7 n+ Z( B C.9.
- h, {8 g* U* k* H2 W4 G D.12. + w" ^7 |7 z4 a6 |
38. What can be in{erred about the experiment?
% J9 x# L; y! C* [' G8 W A. Completely normally fed mice will not experience free radical production.
# ?" h; Q R2 n: E' w+ l0 O5 U B. Mice dieting in old age are not prone to diseases.
- T% l9 D. y: y6 T% v* f( v2 p3 c; O: Z C. Mice dieting all their lives live longer.
: a: h" h {6 r4 I$ s D. Dieting doesn't play any role in slowing down aging. $ ?4 g: ]6 l' t
39. The researchers studied the mice. # u! k6 n3 Q, ]- W0 J- A/ ^2 D
A. to tell us how mice's liver genes behave. 4 J& s- J4 P/ @! l+ @& }; q9 [/ s8 G
B. to encourage people to diet to be healthy.
9 X; { H& F; C! c2 H5 K+ W# h6 [ C. to try to make it work in people.
( M; I: N2 ` K$ D% _ D. to describe the influence of old age on mice.
. z" h7 F1 j. I" K' m5 |# v 40. According to the last two paragraphs, Spindler believes that
& F5 B( i+ Z! w& ] A. dieting is not a good method to give us health and a long life.
- b) r, t7 A/ D6 _, q( f B. seeing the effect of a diet, people will eat less than normal. 7 F' c+ Q1 E3 u
C. calorie restriction is very important to young people. ' {) u6 D2 h _" _8 h
3 g b6 J8 c7 B3 ~5 Y" f D. drugs do not have the effects of calorie restriction. |