---How can we reduce CO2 in our home? ---It’s easy. off your TV or computers when you’re not using them, and you’ll greatly reduce it.
________ I have a word with you? It won’t take long.
I borrow the book Sherlock Holmes from the library last week,my classmates recommended to me..
Last night, there were millions of people _______ the opening ceremony live on TV.
__ carefully if any change occurs when doing experiments in the lab..
Jane is in a hurry because the train to the airport leaves _______ half an hour.