A kind of and this kind of are followed by singular or plural nouns. Please add a sentence pattern

A kind of
This kind of
The difference is that the former refers to the general and the latter refers to the specific
\x09
An apple is a kind of fruit.
We often do this kind of exercise.

RELATED INFORMATIONS

1. Given Arg (- 2 + I) = a, Arg (- 1-3i) = B, find a + B
2. Arg (2I) = π why shouldn't it be = Arg (2)? The original problem is to find the expansion rate and rotation angle of W = Z ^ 2
3. Given Arg (- 1 + 2I) = α, find sin (2 α + 2 π / 3)
4. arg（1+i）=?
5. The imaginary part of the complex Z is not 0. And Z ^ 3 + Z + 1 = 07? I'm sorry to repeat the title: the imaginary part of the complex Z is not zero, and the cubic power of Z + Z + 1 = 0, how to find the value range of | Z |?
6. If Z ^ 3 = 1, then Z ^ 3 + 2Z ^ 2 + 2Z + 20 =?
7. Given the complex Z. = 3 + 2I, the complex Z satisfies Z. * z = 3Z + Z. then the complex Z is equal to?
8. Given the complex Z0 = 3 + 2I, the complex Z satisfies Z + Z0 = 3Z + Z0=
9. If complex x0 = 3 + 2I and Z * Z0 = 3Z + Z0, then complex Z=
10. Given that the complex Z satisfies 3Z + | Z | = 17-9i, find the complex Z
11. No, either, neither, all, each, every, both?
12. Within of either of each of both of
13. Each, either, other, both, neither, every, any, another, all, none
14. How to use both / all / neither / none / either / each of?
15. Are arm and arms, sands, cloth and clothes countable nouns or uncountable nouns?
16. Clothes is a countable noun? give sb.some Are suggestions / imformation for or about or on sth? Skills is a countable noun After doing right? All the year round or around? Continue doing or with or to do sth To be very accurate, it is important to be accurate!
17. Are clothes countable nouns or uncountable nouns? If it's a countable noun, So what's its prototype / plural (I don't know which one) is?
18. 1、 The greatest common divisor of 840 and 1764 can be obtained by division 2、 Find the greatest common divisor of 440 and 556 by phase change subtraction
19. Given f (x) = 1 / 2 (SiNx + cosx) - 1 / 2 absolute value SiNx + cosx, find the range of F (x)
20. Let 3 ^ a = 4 ^ B = 36. Then what is 2 / A + 1 / b?