Welcome to Citehr. This is a good forum for you to share your concerns and get some excellent suggestions. However, before you share your concerns, I would suggest you search the site for answers to queries similar to those that worry you. Thereafter, if you still need assistance do post your queries.
I am sharing a few links sourced from this site in which members have shared some interesting inputs that could address your concerns. Do click on the links and download the attachments / read the responses of other members. This will give you useful inputs to cope with your concerns.
It is important that you try to implement some of the suggestions / techniques shared.
In case you would like to improve your vocabulary and get to learn new words I would also invite you to visit my Inspirational & Motivational blogs listed below
22nd July 2014 From India, Mumbai