根据句意，在答题卡标有题号的横线上，写出括号内所给单词的适当形式。
1. The harder you work, the more _________ (success) you will finish the job.
2. The whole world was surprised at so many great _______________ (achieve) of China these years.
3. The noise of the traffic drove Mr and Mrs Smith much (mad) night by night.
4. My____________(person) feeling is that not enough has been done.
1. successfully 2. achievements 3. madder 4. personal