6.The use of the chemical may present a certain hazard to the laboratory workers.
" R: C/ Z: w" p5 o. L" k2 W A)protection B)indication C)immunity D)danger/ M: {( I. V$ w4 h0 H6 M
7.Many economists have given in to the fatal lure of mathematics.8 u$ N) s/ q: Z8 |
A)error B)function C)attraction D)miracle
7 @( ?6 ^+ G# n: ]$ c8.The development of the transistor and integrated circuits revolutionized the electronics industry by allowing components to be packaged more densely.
6 m: G, R' c3 a7 G ]% ]/ _ A)compactly B)inexpensively C)quickly D)carefully& q7 d- G3 {! r" \
9.The leading astronomers of the sixteenth and seventeenth centuries were fascinated by comets.: S- v8 J* i- y( R- \- G, q
A)intrigued B)infected C)inconvenienced D)inclined
2 K/ P& f3 ]6 B9 p" r0 @9 \10.In their productions, choreographers of modern dance have introduced humor, protested social injustice, and probed psychological problems.$ K' x! i- v1 S6 t. F7 u! [3 ^+ Q
A)solved B)explored C)involved D)disputed |