In the last two years, the program ________ thousands of children who would otherwise have died.

Look! There are many people ______ in the lake.

are you doing outside the class Didn’t you hearthe clock ______—Sorry, sir. I ______.

You’d better not ring me up between 9 and 10I________ an important meeting then” DrLee said

Are you“plantingonline vegetables” — No. I think it’s a waste of time.