week 3（1-3）

Samuel Johnson

He was an English writer who made lasting contributions to English literature as a poet, essayist, moralist, literary critic, biographer, editor and lexicographer.

➤in- :  negative

ex:（1） intrepid adj. : extremely brave and showing no fear of dangerous situations

      ⇨The corporal received the Silver Star for his intrepid deeds in combat.

     （2）incorrect adj. : not correct or not true
       ⇨The assumptions made about the economy's rate of growth proved to be incorrect.

➤-less :  without

ex: （1）hapless adj. : unlucky and usually unhappy

       ⇨Many children are hapless victims of this war.

      （2）countless adj. : very many, or too many to be counted

       ⇨There are countless arguments against this ridiculous proposal.

➤ad- :  to, toward, forward

ex: （1）adroit  adj.｛+at v-ing｝ : very skillful and quick in the way you think or move

       ⇨My nephew is quite adroit at making model airplanes.

      （2）advocate v.｛+v-ing｝ : to publicly support or suggest an idea, development, or way of doing something
        ⇨ She advocates taking a more long-term view.

➤en- :  make or cause to be

ex: （1）enhance v. :  to improve the quality, amount, or strength of something

       ⇨It will enhance your enjoyment of an opera if you know what the plot is about in advance.

     （2）enrich v. :  to improve the quality of something by adding something else

       ⇨My life was greatly enriched by knowing her.

➤on the topic of 

ex: We know that the sermon was on the topic of sin.

➤alibi （n.）: an excuse for something bad or for a failure

     ⇨When the teacher asked why the homework had not been done, he was greeted by a plethora of incredible alibis.