6.The use of the chemical may present a certain hazard to the laboratory workers.% ^: Z! d4 W$ _7 M- J- `& a% E* l2 ]4 y
A)protection B)indication C)immunity D)danger
/ V3 G/ x' {* d7 T: F7.Many economists have given in to the fatal lure of mathematics.( M2 Y: X8 p& X( l
A)error B)function C)attraction D)miracle
. X5 X: {* b& c! t& B# S8.The development of the transistor and integrated circuits revolutionized the electronics industry by allowing components to be packaged more densely." }, g8 ]% V" `7 ?
A)compactly B)inexpensively C)quickly D)carefully
5 Q: U1 K8 \: z$ G+ W( m9.The leading astronomers of the sixteenth and seventeenth centuries were fascinated by comets.
u+ ?% X" ?% Z2 N4 O8 R A)intrigued B)infected C)inconvenienced D)inclined
( T0 u, X$ W" g* Y( j+ D( E s( f10.In their productions, choreographers of modern dance have introduced humor, protested social injustice, and probed psychological problems.
' y5 j! `0 T( ` A)solved B)explored C)involved D)disputed |