Make sentences. 连词成句，注意标点符号。
1. is what it doing
2. at the look tiger
3. jumping the is rabbit
4. is elephant doing what the
5. pandas climbing are
6. they what doing are
1. What is it doing?
2. Look at the tiger.
3. The rabbit is jumping.
4. What is the elephant doing?
5. Pandas are climbing.
6. What are they doing?