Done

lib/regex_lab.rb

@@ -1,19 +1,25 @@
 def starts_with_a_vowel?(word)
-
+if word.match(/^[aeiouAEIOU]\w*/)
+  return true
+   else
+ return false
+#word.match(/^[aeiouAEIOU]\w+/) ? true : false
+end
 end
 
 def words_starting_with_un_and_ending_with_ing(text)
-
+#text.scan(/\w+un\w+ing\b/)
+text.scan(/un\w+ing\b/)
 end
 
 def words_five_letters_long(text)
-
+text.scan(/\b\w{5}\b/)
 end
 
 def first_word_capitalized_and_ends_with_punctuation?(text)
-
+text.match(/^[A-Z].+[\.!?]$/) ? true : false
 end
 
 def valid_phone_number?(phone)
-
+phone.match(/([0-9] *?){10}|(\([0-9]{3}\)(([0-9]{3}-[0-9]{4})|[0-9]{7})\b)/) ? true : false
 end