She always __________ her pencils before drawing. (SHARP)
sharpens
My pencil ___________ are on the desk. (SHARP)
sharpeners
In the previous meeting, the engineers _________ the bridge's weight to be 100 tons. (calculate)
calculated
You can bring a _______ into the exam. (calculate)
calculator
I use my calculator to do _____________. (calculate)
calculations
It's in pencil so you can _______ anything that's wrong. (eraser)
erase
I have got a new ___________. (erase)
eraser
If you write in pencil, you can _____ out your mistakes with an eraser. (rubber)
rub
