1. érable   pine   fir   cedar   maple   Hint Half-n-half Clue   2. cèdre   cedar   elm   pine   poplar   Half-n-half Clue   3. chêne   elm   cedar   fir   oak   Half-n-half Clue   4. pin   fir   poplar   pine   oak   Half-n-half Clue   5. peuplier   maple   oak   beech   poplar   Half-n-half Clue   6. hêtre   beech   poplar   cedar   pine   Half-n-half Clue   7. bouleau   poplar   fir   birch   beech   Half-n-half Clue