70. We can’t get rid of war until we get rid of the causes of war. Which of the following words has similar meaning of the underlined word? _____
-The rescue team made every __________ to find the missing mountain climber.
- I'm sorry. I ____________you _______ to me.
--Hi, Tracy, you look tired. --I am tired. I________ the living-room all day.
- The reason_________ he didn't come was _________ he had to take care of his sick mother.
-"Please __________why you're so late," said his girlfriend.