The word sharp can be 1 to describe many different things in your home, classroom, and place of work．In this chapter(章), the writer 2 sharp pencils, meaning pencils with a very fine 3 ．The writer does not like dull pencils．
We can also use the word sharp to describe the blades(刀刃)of knives．Knives also have points．We can use the word sharp to describe a 4 kind of point, 5 as the sharp points of kitchen and steak knives．Scissors have blades, too, and we can describe these blades as sharp or dull．Futhermore, the points of scissors are 6 sharp or rounded, 7 on the kind of scissors．Some tools, such as saws, scrapers(n.刮刀，削刀),and garden tools, also, have blades．We can use the words sharp and dull to describe the blades of these tools, 8 ．Sharp knives, scissors, and tools are 9 to use．They cut things easily and quickly, without effort．The word sharp can be used to decribe the edges of furniture and 10 some containers．For example, the edge of a table or desk can be 11 ．In addition, we can describe the edge of 12 open can as sharp．
The top of a can is sometimes sharp 13 to cut your hand．A piece of 14 from a broken jar of bottle is 15 very sharp．
16 , we sometimes use the word sharp to describe people．A person who appears sharp is very well 17 ．A person who is sharp, on the other hand, is intelligent, smart, and 18 learn and understand．
To summarize, the word sharp can be used to describe many kinds of 19 that have blades, points and edges．When we use the word sharp to describe people, it can mean nice-looking, well dressed, or intelligent．It is an expressive(adj.具有表现力的)word 20 it can be used in many different ways．