Who? 谁？shui Person 人 ren Example: Who is that boy? 那个男孩是谁？ Who is Alicia?谁是Alicia What?什么 Thing/Object/Idea/Action 事情、对象、主意、行动 Example: What is your Job?你是做什么工作的？ What is Money?钱是什么？（什么是钱？） What is your Favourite food?你最喜欢的食物是什么？ What are you doing?你在做什么？ Where?哪儿？（什么地方） Place Example: Where is Alicia?Alicia在哪儿？ Where is Foshan?佛山在哪儿？ Where is the 7/11 shop?7/11商店在哪儿？ When?什么时间？ Time Ask about time mins hours days months years Example: When is Alicia going to learn chinese?Alicia什么时候学中文？ When do you go to work?你什么时候去工作？ Why?为什么？ Asking about reason: Explain Example: Why are you so sad?你为什么如此伤心？ Why is Alicia so fat?Alicia为什么这么胖？ How?怎么、怎样？ What way, manner, condition, quality. Example: How are you?你好吗？（你怎么样？） How was the movie?这电影怎么样？ How did you get your scar?你怎么留下的疤痕？

end of the day you say "晚上"；end of the week you say"周末"。 与---相--，this is a idiomatic expressions; here 应 means should or need, you can use 应该 instead of it. “以”means use, "一些"means some or several, here the sentence mean : you can use some interrelated questions to sound out the examiner's meaning.

end of the day you say "晚上"；end of the week you say"周末"。

描述 generally used to present the details of something, 形容 always used to describe the appearance of something. 概念， the definition or concept on the book; 观念， the view you hold, your view. ex:请你描述一下这幅画像(detail)；请你形容一下那个人(sample). 请你讲述一下**的概念；请你陈述一下你方的观点。

of course not, when you say something is easy to do you say "容易", when the environment is comfortable or you feel good you say "舒服 "。such as "开车很容易学。"；"沙发很软，坐着很舒服"

it seems there is no sentence that use both 才 and 了, if 才means late or just happened, you say “你怎么这会儿才到”，“都（已经）中午了，你才吃早饭”，“已经撞车了，你才踩刹车” and so on