I learn some words, so I try to use them to make simple sentences. 1. Spend more time + Ving I need spend more time reading the technical standard. 2. Appreciate I would appreciate it, if you guys could give me any advice. 3. Weekend, Weekdays I usually available on the weekend, because I need work on weekdays. 4. Familiar with I am very familiar with Taipei, so I wouldn't lost in here. Today, I got a language exchange invitation from italki. It is my first time making a foreigner friend.I hope we can help each other to improve the language that we want to learn. BRs, Alex