单词拼写;根据句意，用括号内所给单词的适当形式填空。
1. _______ (luck), Alan passed the test with good grades last month, and then he can get to the 10th grade and choose a good school to study in.
2. On my school trip, our class went to Suzhou Amusement Park and we enjoyed ______ (we) very much.
3. In July, the temperature are always in the _______ (thirty).
4. He felt really _______ (sleep) after a day’s work without sleep.
5. At the _______ (begin) of this term, I found it a little interesting and easy to learn Physics.
1. Luckily 2. ourselves 3. thirties 4. sleepy 5. beginning