How we pronounce the -ES /S ending of plural nouns depends on ______. A: the final letter of the word in the singular form. B: the final sound of the word in the singular form.

If A is a nonsingular [img=36x19]17de932d7252e24.png[/img] matrix, show that[img=35x23]17de932d800355c.png[/img] is ________ and det([img=35x23]17de932d8d1c265.png[/img])=_______. A: nonsingular >;0 B: nonsingular <;0 C: singular >;0 D: singular <;0

Du Fu’s early poems established his singular place in the history of literature.

Determiners are required before a singular noun but are optional when it comes to introducing plural nouns.

If A is a [img=40x20]180348ee73f28ea.png[/img] matrix , [img=124x21]180348ee7d54af8.png[/img], then A must be singular

The “never enough” problem can be ____ a singular early childhood event that perpetuated our need to be a people-pleaser.

This album is _____ as it was the only one ever signed by the president. A: odd B: unique C: common D: singular

Which of the following determiners ( 限定词 ) can be placed before both singular count nouns and plural count nouns?

Determiners are required before a singular noun but are optional when it comes to introducing plural nouns. A: 正确 B: 错误

That building is __________ because all the others like it were destroyed. A: rare B: singular C: unique D: unusual