2014-2015学年高中英语（安徽，北师大版选修7）课时作业：Unit 20　New Frontiers 课时作业(五)　 Word版含答案-高考资源网-精品资源下载

ⅰ.单词拼写

1．we have worked out a new set of________(步骤，程序)for using this machine.

2．i have been________(通信)with several experts in the field.

3．the students were________(分开)up into three groups to discuss the question.

4．it was impossible to predict the________(结果)of the election.

5．we should________(努力解决)with our difficulties rather than give up.

6．mary is facing the________(困境)of obeying her father or marrying the man she loves.

7．they are taking out__________(专利)to protect an invention.

2014-2015学年高中英语（安徽，北师大版选修7）课时作业：Unit 20　New Frontiers 课时作业(五)　 Word版含答案

2014-2015学年高中英语（安徽，北师大版选修7）课时作业：Unit 20　New Frontiers 课时作业(五)　 Word版含答案