练习题
1 j( D, L) _3 D1 People realize that, although animals may not have
; ^4 e I& p' B: F/ @3 j1 rthe same intelligence like human being, they are smart 1.__________
( V: S* d6 V# R" oenough to learn certain things. ) n; n3 ?8 X9 i4 `
2 Marconi, the Italian inventor who gave us radio,
& \0 S. ~9 C# Z" n; p' u% Eprobably didn’t realize what effect his great invention
9 z& ~9 c- U8 t' T: ]0 |! Ewould have for the world in the yours to come. 2.__________ . L5 T+ ^: @8 I' T2 E! e
3 Before you make travel in another country, find
0 h+ a4 |) C6 K% C7 a0 Eout much as possible about its manners and customs. 3.__________ , Q5 k4 Q- P; w7 H4 @' ^: h
You will probably be surprised how different they 0 f* l, J$ n3 n
can be with your own. 4.__________ 2 V8 M. z# ^, S& Y# e! c
4 We are told that the world’s population is increasing * K t1 f9 g- ~' N E0 G' p/ M7 W
with such a speed that the need for fresh water will be 5.__________ - M2 Y& B/ r& m0 ^/ U
doubled by the end of the century. 1 b4 T* F6 k& V
5 Immediately before him was a very flat piece 9 m( t' g8 y0 X. y6 |; z* [
of bread that looked to him, very much as napkin. 3 v) R% U# `( v; j7 |
6 It is encouraging to note that in recent years, 6.__________
' A6 R0 o. R% b& J- j# xcigarette smokers have been in the decline, especially ! L1 S1 g& ~% G& R9 |' y' [
among the older people.
2 t9 K1 r1 J0 L3 X- v# ~1 I7 In 1980 black students comprised of about 10 7.__________
/ @$ u# }9 }9 i1 p4 n( Y' opercent of all college enrollments, up from 5 percent ) l0 O5 i; Y' |, l0 ^( U8 o
in 1965. 5 f9 O1 W! p- v/ Z
8 The law I am referring requires that everyone who 8.__________
, k: h: P2 \# K. L/ y7 uown a car have accident insurance. # b$ Q; I4 B/ }$ e6 X* t+ w
9 But perhaps we should look at both sides of the 9.__________ ; z* e, Y# {8 y$ L4 t0 t% W4 \
coin before arriving hasty conclusions.
) `3 I2 t% ~5 T10 Big cities of the world are well-known by their 10.__________
9 q& s7 m `% Y' Q( h. fnoises.
* _/ v3 k9 I5 l" _; Q答案:
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