If you feel comfortable about your pinyin, you are able to free download pinyin input direct from Google into your PC even in English environment.  Following the procedure step by step, suggest that there is somebody sit beside you whoever understand Chinese, in case you stuck & Good Luck! 

You are able to hear reading voice by pasting the text into box ==>
select either PutongHua (Mandarin) or Cantonese

You are able to paste any Chinese's paragraph without any ", or ." into this web to listen its sound and to see its pinyin.

• 「純文字輸出」可以把結果複製至文書處理程式中。
• 「拼音輸出」只顯示拼音內容，亦可複製至文書處理程式中。
• 「純文字輸出」及「拼音輸出」的分行設定依據輸入時的分行設定編排。
• 標註結果可儲存成單一網頁檔案，方便日後練習之用。

e.g.

 fāng biàn rì hòu liàn xí zhī yòng 。
    方便日後練習之用。