The following riddles are riddles with poems. Guess an idiom. Can you guess?

1. (

1000 Aliri days

)

2. Peach Blossom Pond is deeper than thousands of feet, not as good as Wang Lun.

incomparable

)

3. In spring, silkworms will weave until they die, and candles will drain the wick every night.

I will work wholeheartedly for my country until my last breath.

)