v.猛冲；撞击；飞奔

scan n.& v.扫描；细看

treat n.& v.款待

pause n.& v.停顿；暂停

parallel n.极相似之处；平行线

adj.平行的；相似的

decline n.& v.减少；下降；衰退

minimum n.最低；最小

adj.最低的，最小的；最少的

firm n.商行，公司

adj.坚硬的；牢固的

concern n.担心，担忧

v.关系到；使担心

A组　同义词

exchange v.↔swap v.

stand vt.↔tolerate vt.

basic adj.↔fundamental adj.

skeptical adj.↔doubtful adj.

search v.↔seek v.

object v.↔oppose v.

rich adj.↔ample adj.

delay v.↔postpone v.

ban vt.↔prohibit vt.

severe adj.↔acute adj.

confidence n.↔faith n.

prepare vt.↔equip vt.

company n.↔firm n.

worry n.↔concern n.

case n.↔circumstance n.

B组　反义词

obey vt.↔violate vt.

rural adj.↔urban adj.

permanent adj.↔temporary adj.

increase v.↔decline v.