21. I was halfway back to the hospital where the doctor was working______Susan caught up with me.
A. when B. while C. until D. though
22. —John, how did your English exam go？
—I thought I________have failed, but in fact I came in the top 10 in the class.
A. should B. couldn’t C. might D. mustn’t
23 --- When will you be through with your work, Jones?
---_______? My boss usually finds something for me to do at the last minute.
A. Would you help me B. Who knows C. I beg your pardon D. Anything the matter
24. Carbon dioxide____from burning fuels is the most common of the so – called greenhouse gases.
A. producing B. having been produced C. to be produced D. produced
can you play the guitar1
新目标 starter Unit 3 period1
新目标 Unit 1 where is your pen pal from
新目标 Unit 2 SectionB
新目标starter unit 2 What’s this in English？ Period 4
新目标Do you like bananas
新目标 nit 9 When was he born period 3
新目标 Unit 9 When was he born
新目标 Unit 1 Wheres your pen pal from？SectionA
新目标 Unit 3 复习
新目标 uint1 where is your pen pal from
unit 25 the accident
新目标 Unit 1 where is your penpal from？ period 2
新目标 Unit 2 wheres the post office
新目标Book 1 Unit 10 (go for it)
新目标 starter Unit 3 what color is it
新目标 Unit 1 where is your penpal from？ (period 4)
新目标 Unit 3 This is my sister section A
新目标 Unit 1 Where is your pen pal from？section A
新目标 Unit 5 Do you have a soccer ball
新目标 Unit 4 I want to be a actor
新目标 Unit 9 When was he born Period 2
Can you play the guitar SectionA
Unit 1 My name is Gina
新目标 Unit 2 Is this your pencil？ section B
新目标 Unit 1 My name is Gina. Section B
新目标 U1 wheres your pen pal from period 1
新目标 Unit 2 Is this your pencil？ Section A
Unit 1 MY NAME IS GINA. PERIOD4
starter Unit 2 第一节课