Growing pains

though it was raining hard, the players didn’t stop the game.
it was raining hard. the players didn’t stop the game, though.
1) though he is in his sixties, _____ he works as hard as a young man.
a. yet       b. but         c. and         d. and yet
2) ––– you don’t seem to be quite yourself today. anything the matter?
   ––– i’m suffering from a cold. nothing serious, _______.
   a. yet       b. though       c. instead        d. either
3) ––– how is everything going on with you in europe?
  ––– quite well. not so smoothly as i hoped, _________.
  a. though b. instead c. either d. too
11. recently he has been refusing to do his homework, and instead insists on wasting his time watching dvds and listening to foreign music. (page 38) 最近，他就是不做作業(yè)，而是把時(shí)間浪費(fèi)在看dvd、聽(tīng)外國(guó)音樂(lè)上。
現(xiàn)在完成進(jìn)行時(shí)
構(gòu)成：have been doing sth.
用法：表示從過(guò)去某一時(shí)間開(kāi)始一直延續(xù)到現(xiàn)在的動(dòng)作。這個(gè)動(dòng)作可能剛剛結(jié)束，也可能仍在繼續(xù)，并可能延續(xù)到將來(lái)。（表示到現(xiàn)在為止一直在發(fā)生或反復(fù)進(jìn)行的動(dòng)作）
––– how long have you been waiting here?
––– i have been waiting here for about half an hour.
你在這兒等多久了？
我在這兒大概等了半個(gè)小時(shí)。
professor wang has been doing the research on english literature for more than 30 years. he has written more than 10 books, some of which have been published in england and the usa in recent years. now he is teaching english literature in a famous university.
比較下列各句，注意現(xiàn)在完成時(shí)和現(xiàn)在完成進(jìn)行時(shí)在時(shí)間概念上的區(qū)別：
i’ve written an article. 我寫好了一篇文章。（現(xiàn)在已經(jīng)寫完了）
i’ve been writing an article. 我一直在寫一篇文章。（現(xiàn)在還在寫）
1) –––¬¬¬¬¬ hi, alan, i have not seen you for weeks. what _______ recently?
––– studying.
a. have you been doing               b. have you done
c. were you doing                   d. did you do
2) ––– hi, tracy, you look tired.
––– i am tired. i _______ the living room all day. 
a. painted                     b. had painted
c. have been painting            d. have painted