試題詳解

180. In the email, the word “transition” in the paragraph 2, line 2 is closest in meaning to _____ .
(A) A time that is set by law, when no one has to go to work
(B) A time something is tested to see if it works well
(C) A period when someone works for an employer in order to learn a particular skill
(D) A period when something changes from one state to another