根据下列各句句意和空白之后的汉语提示词，在答题卡指定区域的横线上写出对应单词的正确、完整形式，每空只写一词。
Read the_____________ (说明书) carefully before taking the medicine.
A beautiful lady opened the door and came in, _____(跟随着) by another who looked younger.
This problem needs _____________ ( 解决) at once.
There _____________(存在) the generation gap between our parents and us today.
The police had ____________（秘密）filmed the conversations.
A great celebration was held on his _____________ (90岁)  birthday. 
This letter requires your ____________________(立即的) reply.
_____________ (尽管) his wealth, he was not happy.
Many____________(亚洲) countries are making great efforts to develop their own economies.
I left immediately the clock_____________ (敲) eight.