It is rather ______ that we still do not know how many species there are in the world today.

A．misleading         B．embarrassing       C．boring            D．demanding

It is rather ______ that we still do not know how many species there are in the world today.

阅读下面短文，在各横线上写出空白处所缺的单词 (每空一词)，使补补充完整后的短文意思通顺、结构完整。

Is it possible to have a friend forever? I feel very blessed to still have one close  71  from my childhood. Her name is Sarah. Sarah and I have  72  best friends since we were very small! We  73  dolls and dress-up when we were very little, and then  74  on to high school together. We played sports together and went out a lot. My favourite times  75  memories with her are all the nights we stayed up talking and laughing. The cool thing is that we still do that, even  76  we are a little older now.

The thing I love the most about her, is that she always listens to  77  and she is always there for me. She  78  me the truth even if it’s hard sometimes. She is not afraid to tell me if I am  79 , and is quick to encourage me when I am right. She is a true friend and I know that she will be a friend  80 .

根据下列句子及所给汉语注释，在句子右边的横线上写出空缺处各单词的正确形式。（每空只写一词）

1．Such a job calls for __________(耐心) and courage.                                 1._____________

2．Many experts ___________(实验) with new method of teaching English are from Perking University.                          2. ____________

3．It is rather _____(尴尬) that we still do not know how many species there are in the world today.                         3. ____________

4．Everyone has his own s____________ .No one is perfect.                         4. ____________

5．All the people ______(邀请) brought a present when they came.               5. ____________

6．The influence of society on the children should be taken into a_________.  6. ____________

7．In the meantime, the question facing business is whether such research is w_____ of the cost.                                   7. ____________

8．If most of the people d_____ a day’s pay to the Hope Project, then it will be hopeful.                                                 8. ____________

9．While talking to children, remember to ___________（简化）your explanation for them.                                           9. ____________

10．In some remote mountain areas, most of the families are b________off.   10. ____________