题目内容
17．They havediscovered （发现） many kinds of plants in the forest．分析 他们在森林里已经发现了很多种类的植物．
解答 答案：discovered 分析句子可知，英语中缺少"发现"的表达，结合空前有have，这里推测是现在完成时，即have/has+done，结合后文many kinds of plants in the forest很多种类的植物．故发现用动词discover，过去分词是discovered．
点评 解答此类试题时，务必根据句子的语境和逻辑关系，找到解题的依据，同时考虑单词的适当形式．
练习册系列答案
相关题目
19．Miss Zhang teaches______English．She's very strict．（ ）
| A． | our | B． | we | C． | us | D． | ours |
2．A：Look!They're my new friends over there．
B：（76）B
A：Guess!
B：They have black eyes and black hair．Are they Japanese？
A：（77）D
B：Oh，really？May I be their friend too？
A：Of course．（78）F
B：Great!What do I do when I meet them？
A：（79）A
B：I see．Thank you，Daisy．（80）E
A：OK．Come with me．
B：（76）B
A：Guess!
B：They have black eyes and black hair．Are they Japanese？
A：（77）D
B：Oh，really？May I be their friend too？
A：Of course．（78）F
B：Great!What do I do when I meet them？
A：（79）A
B：I see．Thank you，Daisy．（80）E
A：OK．Come with me．
| A．You can shake hands with them． B．Where are they from？ C．You're welcome． D．No，they're Chinese． E．Let's go to play with them． F．I think they will be happy to have a new friend． |
9．
A big company wanted to find someone to work for them．Lots of young college students came to ask for the（31）B．And this time，the company didn't plan to choose the right persons as usual．
Here came the day when they took the final interview．A big box full of papers was placed on the way to the interview room，and a few（32）Awere lying around the box．
The（33）Cstudent came．He hurried along the way to take the interview．"（34）Aput this box in the middle of the road？"the student said to himself，but he did not try to move the box away．
The second student came along and did the（35）Cthing．Then another came，and another．All of them complained （抱怨） about the box，（36）Anone of them tried to move it．
Half an hour later，a thin young man with glasses came．He saw the box and the papers around it．Without thinking twice，he stopped and began to pick up the papers and put（37）Binto the box．Then he moved the box to the side．（38）Ahis great surprise，he（39）Can invitation under the box．It said，"Congratulations!You are the（40）Bperson we are looking for!Would you like to join us？"
Sometimes，you see，helping others is helping yourself．
A big company wanted to find someone to work for them．Lots of young college students came to ask for the（31）B．And this time，the company didn't plan to choose the right persons as usual．Here came the day when they took the final interview．A big box full of papers was placed on the way to the interview room，and a few（32）Awere lying around the box．
The（33）Cstudent came．He hurried along the way to take the interview．"（34）Aput this box in the middle of the road？"the student said to himself，but he did not try to move the box away．
The second student came along and did the（35）Cthing．Then another came，and another．All of them complained （抱怨） about the box，（36）Anone of them tried to move it．
Half an hour later，a thin young man with glasses came．He saw the box and the papers around it．Without thinking twice，he stopped and began to pick up the papers and put（37）Binto the box．Then he moved the box to the side．（38）Ahis great surprise，he（39）Can invitation under the box．It said，"Congratulations!You are the（40）Bperson we are looking for!Would you like to join us？"
Sometimes，you see，helping others is helping yourself．
| 31．A．book | B．job | C．money |
| 32．A．papers | B．books | C．magazines |
| 33．A．one | B．once | C．first |
| 34．A．Who | B．When | C．Where |
| 35．A．different | B．common． | C．same |
| 36．A．but | B．and | C．however |
| 37．A．it | B．them | C．they |
| 38．A．To | B．With | C．On |
| 39．A．looked | B．invented | C．found |
| 40．A．strange | B．right | C．handsome． |