1) What is the difference between
sarcasm and irony?
sarcasm
• noun the use of irony to mock or convey contempt.
http://www.askoxford.com/concise_oed/sarcasm?view=uk2) What is the difference between
a cork and stopper ? A cork is traditionally made out of cork. A stopper can be made from other materials such as plastic, rubber
3) What is the verb for this action:
Some piece of paint falls off from the wall. - The paint is flaking (off).
What verb can we replace for fall off?
4) Where do you get a chance to see a telescope? - Most camera shops sell telescopes.