Why the manufactures did not accept the new design.
He always accused himself, since he believed________(他让妻子和孩子吃了很多苦头).
Many states provide funds for voluntary cleanup programmes to ______brownfields.
听力原文:Good morning, Mrs Nelson, Mr Clark from Springfield Houseware is expecting you in at the moment. You also have to go to your insurance agent at 10:30 this morning. Then you'll just be in time for the lunch appointment with Mr Chen from China.
(17)
The Confucius Institutes aim at promoting the Chinese language and culture overseas through Internet or _____ courses.
Only under special circumstances ________ (才允许大一学生参加补考).