2.The favorable breeding ground for the locust is ___.</p> A.rich soil.
1 E9 Z, S% Q1 u6 t# d- K B.wet land
+ H( r, ~6 c# M' s3 J2 i C.paces covered crops and vegetation
1 G. p4 z. d2 L D.the Red Sea
, ]. b$ `# C; V0 E" d& j( h h 3.People are alert at the threat of the locust because ___.
% |7 r1 r, `4 l A.the insects are likely to create another African famine.' B3 X. o: h2 @) X8 @
B.the insects may blacked the sky." k4 `3 A/ O% G
C.the number of the insects increases drastically.8 M {4 }$ k4 t; k( P, H
D.the insects are gathering and moving in great speed.6 [9 w- }' J" ~2 j
4.Which of the following is true?
& R+ l. E( S, c8 l, {3 ^, G% j A.Once the pesticides are used,locust will die immediately.
' h3 u0 V. g( {0 \3 X B.Relief efforts are proved most fruitful due to the effectiveness of certain pesticides.
+ C# `$ U& D! E( P C.Dieldrin, the most effective locust killer, has been widely accepted in many countries.
; y3 Y/ U. {) s/ P% h% x6 _4 b D.Over 10 million acres of affected area will have been treated with locust-killing chemicals by the end of June.$ x, L* Y1 E/ E/ ~9 Y3 c, d
5.The purpose for affected nations to meet in Algiers on May 30 is ___.- z2 e3 D Q2 u" h7 z
A.to devise antilocust plans.& D; M6 P* j" I, R9 S u) w) J
B.to wipe out the swarms in two years.
" h% ~/ X1 v0 M8 R C.to call out for additional financial aid from other nations.
% o. A: j8 Z& t D.to bring the insects under control before the plague gets worse.
0 S7 i+ e8 s& m5 M+ `, k/ G 答案:BBADA |