Every morning Helen goes for a jog, with her dog ________ after her.
According to a UN report, a third of the world population have no ______ to clean drinking water and health care.
-- Why do you look sad?--There are so many problems _____.
I _____ him not to smoke, but he didn’t think it necessary.
-- Could I have a word with you?-- Sorry, I am busy ________.Shall we do it later?
I tried hard to get some information about the new technology out of his mouth, but he remained .