根据下列句子及所给单词的首字母，在答题纸上按题号写出各单词的正确的完全形式（每空限写一词）。
1. Doing morning exercises surely has some b_____________ effects on our health.
2. We all ___________ (祝贺) our classmate on his wining the Oral English Competition.
3. Everything goes s____________, so you needn’t worry.
4. To sleep late in the morning, I usually turn off my a___________ clock on Sunday mornings.
5. The river looks very deep. Do you know the d____________ of it?
6. The road is too n___________ for two cars to go side by side.
7. There are still a lot of children who cannot go to school in some _____________ (偏僻的)areas.
8. To do the work well needs a lot of __________ (技巧).
9. Because of his hard work, he ___________ (成功)in passing the test this time, which made his parents very happy.
10. These days all the students are busy ____________ (准备)for the middle-term exams.