词汇学练习.doc

?注意 a-, in-, ( il-, im-, ir-), non-, un- 等前缀的使用. “ negative ” prefixes 表示否定意义的前缀 a- amoral 与道德无关的, apolitical 不关心政治的、无政治意义的 dis- disloyal, disobey , disclose , discredit , discourteous , disregard , disprove, dissimilar, in- injustice, incorrect , inconsiderate, inconsistent, uracy, il- illegal, illegalize, ir- irresistible, irrational, irregular im- immature, imbalance, impossible , impassive non- noncontentious , non-classical, nonbusiness, un- unwrap, unexpected, unfriendly, unfair, unendurable, unfavorable , unreasonable, unremarked ? meanings of roots and prefixes ex- out: express post- after: postgraduate ante- before: antecedent over- beyond: overwork mis- bad: misbehave pre- before: prepare over- excessive: overweight 超重, overflow 溢出, overwork , overleap 越过, overrun 超过,泛滥 sub- below: subheading 副标题, subdue 征服,抑制, subscribe en- in: enclose in- in: include super- above superman mal- wrongly: maltreat ultra- extreme: ultra-conservative 极端保守 anti- against: anti-nuclear 反核武器的, anti-government 反政府的, contra- against : contraflow 逆流, contradict 反驳,否定,与。。抵触 counter- against: counterattack 反击,反攻, counteract 抵消,中和, co- with : cooperate ,?1. Words of the basic word stock can each be used alone, and at the same time can form new words with other roots and affixes, . foot is the father of football, footage and footprint. This demonstrates that one of the characteristics of the words of the basic stock is_____. (A) A. productivity B. polysemy C. stability D. collocability 2. The formation of new words by converting words ofone class to another class is called ______. (D) A. prefixation B. suffixation C. acronymy D. conversion 3. People change word-meaning owing to various ______ motives: love, respect, courtesy, suspicion, pessimism, sarcasm, irony, contempt, hatred, etc. (A) A. psychological B. social C. communicative D. lexical 4. The plural morpheme "-s" is pronounced as/s/in the following words EXCEPT ______. (B) A. packs B. bags C. cheats D. ships 5. The definition