Next door to ours _____, who has just retired from work.
We walked up a mountain to a ridge from _____ we had fantastic views、
It was the first time she ___ her motherland.
Peru is, ______, a very beautiful country、It is so attractive that tourists from all over the world come to visit it.
_____ I am concerned, Peru is well worth a visit.
When Xie Lei made progress in her study abroad, her parents encouraged her to ____.