What do the following phrases have in common?

1. PNEUMATIC TIRE
2. SUGAR MAPLE
3. METRO STATION
4. PUNCH CARDS
5. MOTHER LODE
6. BOWLING ALLEY
7. GREEN PASTURES
8. FOREST PRESERVES

HINT;
It has to do with hidden words.

Answer:

Hidden inside each phrase is a word, with the letters in the correct order, that is closely associated with the clue.

1. pneumAtIc tiRe - AIR
2. SugAr maPle - SAP
3. meTRo stAtIoN - TRAIN
4. punCH cArDS _ CHADS
5. mOtheR lodE - ORE 
6. Bowlinh ALLey - BALL
7. GReen pAStureS - GRASS
8. foresT pREsErveS - TREES

Credit: NY Times Crossword
Patrick Berry
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