衛生類：詞匯選項專項練習題haphazard

　　1 At first glance， a forest appears to be a haphazard collection of trees， shrubs， vines， and flowers.

　　A random

　　B total

　　C graded

　　D natural

　　2 Leaves are not distributed accidentally on a plant stem， but are arranged in a very precise way that assures them the maximum light.

　　A dangerously

　　B densely

　　C randomly

　　D linearly

　　3 Medieval cities grew rapidly when they had harbors nearby.

　　A merchants

　　B castles

　　C suburbs

　　D ports

　　4 Because of harsh weather conditions， more than a dozen states in the United States were declared disaster areas in 1977.

　　A severe

　　B bizarre

　　C moist

　　D improbable

　　5 The best olive oil is obtained from olives that are harvested just after they ripen and before they turn black.

　　A preserved

　　B squeezed

　　C gathered

　　D sorted

　　答案：1A 2C 3D 4A 5C