1．I believe if everyone makes a little effort，we can make a big difference (differ)．
2．What's more，she represented the school to attend (attend) the English Debating.
3．As a whole，I think the country life is much better for people's health than the city life.
4．Personally，teamwork means we should try to combine our ideas with others'.
5．The male bird is distinguished from the female by its red beak.
6．Einstein was awarded the Nobel Prize for his contribution (contribute) to Quantum Theory (量子理论)．
7．What do you imagine will be your future occupation (occupy)?
8．Aside from physical problems，these patients also show a lot of hostility.
9．Towns only a few miles apart can have entirely (entire) different dialects.
10．The city is a mixture (mix) of old and new buildings.
