1. eraser
May I borrow your eraser?
May I use your eraser? I seem to have lost mine.
Many pencils have an eraser on one end.
Is it an eraser?
If you draw or write in pencil you can always rub out your mistakes with an eraser.
In bookstore he bought five metebooks, three pencils and one eraser.
Pocket calculators are as cheap to buy as a pair of socks, and as essential to thousands of British school children as a pencil and eraser.
Rub out these words with your eraser.
Anglais mot "guma"(eraser) se produit dans des ensembles:
Kancelářská výbava anglickyŠkolní vybavení anglicky2. gum
Do you have any gum?
She always has a piece of chewing gum in her mouth.
You have a gum infection.
Gum got stuck to the bottom of my shoe.
What's your favorite kind of chewing gum?
Some gum stuck to his shoes.
Tom had some gum stuck on the bottom of one of his shoes.
Believe it or not, it came in pack of gum.
Researchers at the Gorilla Foundation have to spell out words like "c-a-n-d-y" and "g-u-m" when Koko is nearby.
Then I sang a silly song about an ant who tried to wrestle a chewing gum.
a gum shield
She decorated her notebook with gum wrappers so the cover was all shiny.
The rooms in this hotel are really very bad at muffling sounds. I can hear my neighbor chewing his gum!
If your gums are sore or bleeding, see your dentist immediately
The gum adhered to the sole of the shoe.
3. rubber
After a few weeks, doctors made Cleveland a new jaw out of hard rubber.
Tires wear down because of friction between the rubber and the road surface.
I never thought this rubber band would come in handy when I put it in my pocket this morning.
A rubber ball bounces because it is elastic.
rubber gloves
Sorry, I won't do it without a rubber.
Mrs Cote, our English teacher from school, floated past us on a rubber boat.
Can I borrow your rubber for a moment?
Didn't you ever put on rubber boots as a kid and have fun splashing water in puddles?
The rubber band broke with a vicious snap.
If you go to bed with her don't forget to use a rubber!
There were hardly any trees on the island and there was no water, but this did not prove to be a problem. The men collected rain-water in the rubber dinghy. As they had brought a spear gun with them, they had plenty to eat.
You need a small rubber ball to play tennis
Do it in pencil first, then you can use a rubber if you make a mistake.
Near the bed, the composite aluminium robot, with a human shape and with a rubber skin, cleverly painted to resemble human skin, glued to its body, was standing naked.