1.Jim said that the whitewater rafting trip was full of         (刺激).

2.“Mind your         （行为）”, the mother said to her young boy.

3.I have a(n)         （负面的）opinion about this matter.

4.All the pupils are asked to sit         （直）while listening to the teacher.

5.She is not beautiful; she does not         （相似）her mother.

6.Can you understand this passage without e         ?

7.Light travels much fast than sound w         .

8.They have some s         dishes not found anywhere else.

9.These people are in danger because they have just eaten some p         food.

10.We are c         building a new road but have not decided yet.