The officer insisted that Michael did not follow the correct ________ in applying for a visa. 

I’m really a bit worried because I have no idea what my parents’ _________ will be to my poor examination result．

What ________surprise you gave us by wearing such funny________ at so serious a meeting! 

The two parties are holding the talk in a friendly________ at present. Hopefully，they will reach an agreement.

I didn’t have to work all weekend — I did it by _______.