A.After the Middle English period, English pronunciation began to change.
B.George Bernard Shaw and Noah Webster wanted to make spelling simpler.
C.The words ending in “ough” is given to show the same letters can be pronounced in same ways.
D.Some spelling conventions depends on the different languages.

A.Noah Webster wanted to limit the irregularities from the English spelling.
B.English spelling is unnecessarily complicated.
C.The former reformers were both successful playwrights.
D.English is widely considered as the worldwide popularity.

A.compositions
B.developments
C.backgrounds
D.entertainments

A.compositions
B.developments
C.backgrounds
D.entertainments

A.
B.
C.
D.

A.beautiful 200-year-old blue Persian
B.Persian 200-year-old beautiful blue
C.200-year-old beautiful blue Persian
D.200-year-old blue beautiful Persian

A.\(\vec v = \left( {23;7;3} \right)\)
B.\(\vec v = \left( {7;23;3} \right)\)
C.\(\vec v = \left( {3;7;23} \right)\)
D.\(\vec v = \left( {7;3;23} \right)\)

A.\(0\)
B.\(1\)
C.\(2\)
D.\(3\)

A.\(P = 8\)
B.\(P = 4\)
C.\(P = 5\)
D.\(P = 7\)

A.\(V = \dfrac{{2{a^3}\sqrt 6 }}{{12}}\)
B.\(V = \dfrac{{{a^3}\sqrt 6 }}{6}\)
C.\(V = \dfrac{{{a^3}\sqrt 6 }}{{12}}\)
D.\(V = \dfrac{{{a^3}\sqrt 6 }}{4}\)