观察下列句子中的画线部分并将其译成汉语。

1．Never will Zhou Yang forget his assignment at the office of China Daily．

_______________________

2．Only when you have seen what he or she does, can you cover a story by yourself．

_______________________

3．Only if you ask many different questions will you acquire all the information you need to know．

_______________________

4．Here comes my list of “dos” and “don’ts”．

_______________________