make choices，（be） suited to，be useful for，focus on，provide with，a variety of，divide up，in conclusion

（1）The key to becoming an effective leader is not to

focus on

focus on

making other people follow，but on making yourself the kind of person they want to follow.
（2）Students

are provided with

are provided with

learning materials throughout their course and there will never be more than 15 participants in each class.
（3）You can seek advice，learn about the options and

make choices

make choices

that are right for you.
（4）

In conclusion

In conclusion

，the environment is so valuable because it can't be replaced，keeps us alive，and serves as a great educational tool.
（5）Their shows are a bit more mature for younger kids and better

suited to

suited to

kids aged 5 and up.
（6）Now that the work has been

divided up

divided up

，let each one get on with his own job.
（7）Professor Smith has a large amount of information that

is useful for

is useful for

our research.
（8）Most people learn best using

a variety of

a variety of

methods，but traditional classes are an ideal start for many people.