Restore curly braces for translation protection in text; keep quotes only in titles

001 - Introduction of Reading.module

@@ -13,91 +13,91 @@ $LESSON Section 1: Vowels a, e, i, o, u
 $GRAMMAR Vowel Pronunciation Rules
 INTRO: Let's learn about the basic German vowels: a, e, i, o, and u.
 
-**a.** The letter "a" stands for short "a" or long "a".
+**a.** The letter {a} stands for short {a} or long {a}.
 
-It stands for short "a" in:
+It stands for short {a} in:
 - {als}
 - {fast}
 - {Garten}
 
-It stands for long "a" in:
+It stands for long {a} in:
 - {da}
 - {Rat}
 - {fragen}
 
-"ah" and "aa" always stand for long "a":
+{ah} and {aa} always stand for long {a}:
 - {nah}, {lahm}, {Bahn}
 - {Maat}, {Paar}, {Saal}
 
-**b.** The letter "e" stands for extra-short "e", short "e", or long "e".
+**b.** The letter {e} stands for extra-short {e}, short {e}, or long {e}.
 
-It stands for extra-short "e" in (occurs only in unstressed syllables):
+It stands for extra-short {e} in (occurs only in unstressed syllables):
 - {habe}
 - {bekannt}
 - {getan}
 
-It stands for short "e" in:
+It stands for short {e} in:
 - {elf}
 - {denn}
 - {nett}
 - {rennt}
 - {fest}
 
-It stands for long "e" in:
+It stands for long {e} in:
 - {den}
 - {leben}
 - {Feder}
 
-"eh" and "ee" always stand for long "e":
+{eh} and {ee} always stand for long {e}:
 - {Reh}, {geht}, {fehlt}
 - {Tee}, {Beet}, {Meer}
 
-**c.** The letter "i" stands for short "i" and long "i".
+**c.** The letter {i} stands for short {i} and long {i}.
 
-It stands for short "i" in:
+It stands for short {i} in:
 - {ist}
 - {Hilfe}
 - {bitte}
 
-It stands for long "i" in:
+It stands for long {i} in:
 - {Igel}
 - {Bibel}
 - {Tiger}
 
-"ie", "ih", and "ieh" always stand for long "i":
+{ie}, {ih}, and {ieh} always stand for long {i}:
 - {die}, {lieber}, {fliegen}
 - {ihm}, {ihnen}, {ihre}
 - {sieht}, {fliehen}, {empfiehlt}
 
-**d.** The letter "o" stands for short "o" and long "o".
+**d.** The letter {o} stands for short {o} and long {o}.
 
-It stands for short "o" in:
+It stands for short {o} in:
 - {oft}
 - {konnte}
 - {Posten}
 
-It stands for long "o" in:
+It stands for long {o} in:
 - {oder}
 - {tot}
 - {loben}
 
-"oh" and "oo" always stand for long "o":
+{oh} and {oo} always stand for long {o}:
 - {roh}, {Sohn}, {Kohle}
 - {Boot}, {Moos}, {Moor}
 
-**e.** The letter "u" stands for short "u" and long "u".
+**e.** The letter {u} stands for short {u} and long {u}.
 
-It stands for short "u" in:
+It stands for short {u} in:
 - {bunt}
 - {Butter}
 - {drucken}
 
-It stands for long "u" in:
+It stands for long {u} in:
 - {tun}
 - {nur}
 - {guten}
 
-"uh" always stands for long "u":
+{uh} always stands for long {u}:
 - {Kuh}, {Uhr}, {ruht}
 
 $DIALOGUE Sight Reading Exercise 1