21. It pays to take part in social works in order to know the outside world better.
) M: t( A$ F5 M( ]! `" M" e' H' l z
22. Listening to music enables us to feel relaxed.
9 y2 R' V( w# C% L4 _, |# n2 I) e- a& P1 s1 w |5 a5 @+ A" m
23. We should bring home to people the value of working hard.
! B: D' T) _4 u6 a" a" n
6 u7 `" P3 g5 b& I! w9 |6 t; J 24. Taking exercise is closely related to health. 0 B6 t* e/ D/ A9 Z! i7 h
R. ^- p& R+ K
25. The condition of our traffic leaves much to be desired. % g4 w+ V" Y+ u8 z
2 H9 `! N" n4 f/ W0 @* [ 26. …change the course of history…
8 r' L7 N& ?# _( w a1 k* `. x# C; l, `- K# W; U
…turn over a new leaf… ( f# v: b4 u9 \. ~1 m i& Z# J9 M
( J. P- [8 B4 \$ m& t) W. c) T …shape the destiny of a nation…
7 e% ]2 D4 b) i3 k7 W ?2 b% ]+ H) h' a- m: I8 A% } p/ ?: _
…shape the world… 9 }0 Y w9 p& Y9 \9 I: Z' M& d2 R
, B+ y( |% C6 H& q …break a new ground…
: p% ?- l+ D. W" z
3 k5 u1 o# x& }& ?' _ 27. Smoking has a great influence on our health.
# W" g/ P% o" B [* v, x0 Q' S" \$ m; r1 M+ g+ J* f
28. Pollution poses a great threat to our existence.
& C, B/ q9 ?& k' S) x9 i7 \# t- V P
29. We shall do our utmost to change and reverse the current situation. ; q( k/ C8 e; a0 ?& O' O' B
1 c' |" f+ Y0 I, k5 ?' a) t$ i
30. Time is more than money. |