task 1
a library want to improve their services.you are a user.write a letter to give you suggestion.must include:
1. the library you like
2. the library you don't like
3. your suggestion
task 2
some people think that it is more important for a single language as an international offical language. others think that it will make it difficult to identify countries and loss
culture. what's your opinion? and show your reason and example .
