whether marking tone in vietnam language like Mandarin pronunciation? thank you :)

what is a Vietnam grammar? Is there anyone who knows where I can download the Vietnam dictionary?

About Culture I want to know about a Japan culture about the Festivals too. In my opinion Japanese people is friendly, cute, beautiful and handsome, etc. I like Japan because the spirit of the people (I ever read in my friends book if many peoples in Japan has a high spirit to reach something), and so i like with the Festivals in Japan (despite the fact that I have never, but just by reading it on the internet, I think that the festival in Japan is very interesting) (I think that not only has the festival and Japanese culture interesting, but I think all countries must have an interesting festivals and culture. And I wanted to learn the culture of each country. as possible in every country have different culture. That's why I'm interested in the culture of each country..) So you think the culture festival and what you like about your country? In my country, Indonesia, I like the culture is taught to be kind-hearted and respect to everyone, especially older people and culture are also taught to helping each other unconditionally. I love all the festivals in Indonesia. What about you?

About Comparative Adjectives In my book it is written : Adjectives and adverbs with more than one syllable (The Rule is "More+adjective") ; (Positive is "important"); (The comparative is "More Important") What is the mean of " Adjectives and adverbs with more than one syllable"?