It is very kind _______ you to help me with my housework. It is hard _____me to do all the work.
Paper produced every year is ________ the world’s production of vehicles.
--You should have thanked her before you left. ---I meant _______. But when I was leaving I couldn’t find her anywhere.
It is thought that one billion people I the world, _is half the word’s workers, earn their living by farming.
I think whoever makes contributions to the company than the others should get income.
Our teacher is always busy preparing lessons until 11 o’clock at night, we students have gone to sleep.