The classroom is crowded with children_____ have poor eyesight, all of ____ interested in painting.

It’s said that corn was grown a lot in Tibet _______.

Not until the taxi disappeared in the distance ________her handbag was gone[ ]

Where is my pen Have you seen ____— Oh, sorry. I have taken ____ by mistake.

Most middle schools prefer to buy _______ desks, so they can change to suit students’ growing height.