• 2021-04-14
    构词学习 Suffix -ance; Suffix -al; Prefix e-


    The suffix -ance can combine with verbs to form nouns which refer to the action, process, or state indicated by the verb.
    Examples
    Words learned
    Add -ance
    New words formed
    guide
    à
    guidance
    resist
    à
    resistance
    appear
    à
    appearance
    Add -ance, to or remove them from the following words to form new words.


    Words learned
    New words formed
    accept
    1)____________
    attend
    2)____________
    assist
    3)____________


    The suffix-al combines with nouns and verbs to form adjectives. Adjectives formed in this way describe something that is connected with the thing referred to by the original noun or verb. some times -ial is used instead of -al.
    Words learned
    Add-al
    New words formed
    person
    à
    personal
    music
    à
    musical
    face
    à
    facial
    memory
    à
    memorial
    Add -al to or remove them from the following words to form new words.


    Words learned
    New words formed
    continue
    4)____________
    emotional
    5)____________
    industry
    6)____________
    part
    7)____________


    Prefix ex-,e-,ef-,ec-
    前缀ex-是很重要的前缀,它来源于拉丁介词ex,意为out或out of,即表示“向外”、“分离”的倾向。作为原生词缀与拉丁介词根结合时,ex-有两个异体e-和ef-。其中,ex-用在元音字母和c,h,p,q,s,t前面;ef-只出现在f之前;e-则可以出现在b,d,g,j,l,m,n,r,v等之前。值得注意的是,ex-又可以作为派生前缀,与表示身份或职业的名词相结合,表示former (以前的,前任的)的意思。这时ex-没有异体,而且往往要带连字符。
    Match the words with the give explanations
    选项:emit; evoke; enumerate;expend


    8)____________
    vt. count a list of articles naming them one by one
    9)____________
    vt. call forth or summon a spirit, etc; draw forth or elicit a particular mental image reaction
    10)____________
    vt. give off.send or send out; signal; issue paper money.
    11)____________
    vt.spend; use up


    Suffix -ance; Suffix -al; Prefix e- 的选词成句练习
    Fill in the blanks with the newly-formed words in activity above. Change the form where necessary. Each word can be used only once.
    12. If you have difficulty finding a particular book, please ask one of the librarians for __________
    13. Few people knew that the famous writer was largely self-taught through broad reading and___________at public lectures.
    14. Our program aims to help high-school graduates to find the best colleges for them and gain___________to the college of their choice.
    15. The ___________ tick of the clock got on my nerves, and I found it hard to fall asleep.
    16.Your responsibility for the failure of the plan is only___________. Your partner should also take responsibility.
    17.Some___________chemicals and food additives (添加剂) are known to increase cancer risk.
    18.The teacher _________ the pupil's mistakes before punishing him
    19.That song _________ pleasant high school memories for me.
    20.Smoke detectors _________ a warning sound when the battery is low.
    21.About 28% of the library's annual budget is_________ on new acquisitions.