China problem. Help!

1. The first section says _ _ _ _ _ The second section says _ _ _ _ The vastness and surge of the sea _ _ _ _ The third section says _ _ The ship can only see the sea but can't reach it _ _ _.

2. The "stranded ship" symbolizes the meaning of _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _.

The environment where the "stranded" ship exists is a desolate reef beach, but it is close to the sea but can't reach it.

4. How do the last two rhetorical questions in the poem express the poet's mood?

It expresses the poet's sadness and unwillingness that love can't break through the obstacles.