hem._
J, S, Z, Ch, Sh, Zh, C and G soft.

88. _What are Linguals?_
Those letters whose sounds are modified by the tongue.

89. _Name them._
D, L, N, R, T, Y, and Th.

90. _What are Palatals?_
Those letters whose sounds are modified by the palate.

91. _Name them._
K, Q, X, Ng, C and G hard.

92. _What letters have no Organical classification?_
H, and all the vowels.

93. _What is an Aphthong?_
A silent letter or combination.

94. _How many kinds of Aphthongs?_
Three.

95. _What are they?_
Vowels, Consonants, and Combinations.

96. _What letters are never silent?_
F, J, Q, R, and X.

97. _In what words is V silent?_
Sevennight and twelvemonth.

98. _In what word is Z silent?_
Rendezvous.

99. _What letters are never doubled?_
X and H.

100. _How many words contain all the vowels in regular order?_
Two.

101. _What are they?_
Abstemious and Facetious.

102. _What is a Diphthong?_
Two vowels sounded together in the same syllable.

103. _Name the Diphthongs._
Ou, Ow, Oi, and Oy.

104. _How many sounds do they represent?_
Two.

105. _What are the sounds called?_
Diphthongal sounds.

106. _How many kinds of Diphthongs are there?_
Two.

107. _What are they?_
Separable and Inseparable.

108. _Which ones are Separable?_
Oi and Oy.

109. _What is an Improper Diphthong?_
The union of two vowels in a syllable, one of which is silent.

110. _By what other name are they known?_
Digraph.

111. _How many Digraphs are there?_
Twenty-five.

112. _Name them._
Aa, Ae, Ai, Ao, Au, Aw, Ay, Ea, Ee, Ei, Eo, Eu, Ew, Ey, Ie, Oa,
Oe, Oi, Oo, Ou, Ow, Ua, Ue, Ui, and Uy.

113. _What is a Trigraph?_
A union of three vowels in one syllable, two of which are silent,
or all three representing one sound.

114. _How many Trigraphs are there?_
Eight.

115. _Name them._
Awe, Aye, Eau, Eou, Eye, Ieu, Iew, and Uoi.

116. _What is a Tetragraph?_
Union of four vowels in one syllable.

117. _How many Tetragraphs are there?_
One.

118. _What is it?_
Ueue in the word Queue.

119. _May the terms Digraph, etc., be used with the Consonants?_
They may.

120. _Give example of Consonant Digraph._
Gh, in the word laugh.

121. _Give example of Consonant Trigraph._
Thr, in the word throw.

122. _Give example of Consonant Tetragraph._
Phth, in