It was a time when the simplest foods contained threats, traps and _____27_____ . Not a day went by without some newspaper telling of ghastly discoveries in the housewife’s shopping: cheese was made of plastic, butter from tallow candles; in fruit and vegetables the arsenic of insecticides was concentrated in percentages higher than the vitamin content; to fatten chickens they stuffed them with _____28_____ pills that could _____29_____ the man who ate a drumstick into a chicken himself. Fresh fish had been caught the previous year in Iceland and they put make-up on the eyes to make it seem yesterday’s catch. Mice had been found in several milk bottles, whether _____30_____ was not made clear. From the tins of oil it was no longer the golden juice of the olive that flowed, _____31_____ the fat of old mules, cleverly distilled.
【題組】28. (A) synthetic (B) systematic (C) synchronous (D) symmetrical
42. A synchronous satellite revolves around the Earth in a
(A)Its acceleration is zero because its speed is constant.
(B)Its acceleration is zero because its velocity is constant.
(C)Its speed varies because its acceleration is constant.
(D)Its acceleration and its velocity are both not constant.