你可能感兴趣的试题
throwing. castle. rank. level.
brought about brought in brought down brought out
put away put out put down put in
caught fire been on fire set fire to set on fire
pests often attack each other to maintain a balance of nature. fire ants are not always harmful pests in given situations. fire ants are stronger and fiercer than bollworms and budworms. pests are either harmful or beneficial to people or plants.
brought about brought in brought down brought out
put off; caught fire put away; been on fire put out; been on fire put out; caught fire
They may cause possible mechanical breakdowns to mowing equipment. A person has a 60% chance to be stung by fire ants every year. 1% of the fire ants will cause allergic reactions to the people stung. They will disrupt the food chain by killing off other ants and larger animals.
put off; caught fire put away; been on fire put out; caught fire put out; been on fire
predatory activities. temporal distribution. spreading speed. geographical distribution.
resulted from resulted in brought off brought up
put down put away put out put up
critical. indifferent. fearful. objective.