第三节根据所给汉语完成下列句子。（每空一词）(共5小题；每小题1分，满分5分)
26．购买6打啤酒你就可以享受8.5折。
Take ____________ ____________ beer, ____________you will get a 15% discount.
27．希望工程的目的在于帮助那些贫困地区的儿童。
The Project Hope is ____________ ____________ ____________ children in the poor areas.
28. 现在，父母与子女之间因缺乏交流而引发的家庭问题越来越多。
Nowadays there often exist many more problems between parents and children ____________ ____________ lack of communication.
29. 未经许可你们不能在此处拍照。
You can't take photographs here _____________ ______________.
30. 有些人认为，首相早就应该为其不负责任的行为而受到弹劾。
Some people felt that the Prime Minister _______________ have been impeached for his _______________ behavior.