Many words related to shapes,sizes, colours and materials are used in idioms and fixed expressions. Complete the crossword puzzle below with the words on page 8 to learn some of them.
1. As soon as we get the _________ light for the project, we'll start hiring people.
(5 letters)
2. ________ clear= perfectly clear, completely obvious. ( 7 letters)
3. a _______ order= a difficult task to do or a difficult requirement to fulfil. ( 4 letters)
4. __________ area= a situation or subject that is not clearly defined.(4 letters)
5. He doesn't listen. Talking to him is like talking to a _____ wall.(5 letters)
6. Someone who hates you or is angry with you may give you ______ looks.( 5 letters)
7. If you get the ______ end of the stick, you 're the one who has to do the unpleasant task that others don't ant to do.(5 letters)