It's a sharpener in English 对a sharpener提问

It's a sharpener in English 对a sharpener提问 That's a pencil sharpener in English.对a pencil sharpener 提问. this is a pencil sharpener in english 对 pencil sharpener提问 This is my a pencil sharpener in English.对a pencil sharpener What's this in English?A.It is a pencil sharpener B.It is a sharpener Look! ____ a pencil sharpener It's a desk in English对a desk提问 -Can I use your pencil sharpener?-Sorry,it .A.borrows B.is b This is my pencil-sharpener.It is not( ).A.you B.your C.your It's my pencil sharpener.改为否定句． 能详细点最好:,And what`s this?This is a pencil sharpener.