Question

formula of simple present
present continuous
present perfect
present perfect continuous
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Answer 1

Explanation:

simple present tense formula (subject+helpings verb +main verb 1+ object)

present continuous tense (subject+helpings verb+main verb 1+ing+object)

Present perfect tense

(subject+helpings verb+main verb 3+object) present perfect continuous tense

(subject+helpings verb+main verb 1+ing+object)

Answer 2

Answer:

Formulas of tenses for each kind :Present tense, Past tense and future tense.

1.Present tense :(a)Indefinite:Subject+first form of the verb+object, (b)Continuous:Subject +(is,am,are)+verb's first form +ing+object, (c)Perfect :Subject +(has or have )+third form of the verb +object, (d)Perfect continuous :Subject +(has been, have been)+(first form of the verb +ing)+object

2.Past tense :(a)Indifinite :Subject +second form of the verb +object (b)Continuous :Subject +(was, were)+(first form of the verb )+ing+object+(c)Perfect :Subject +had +(third form of the verb)+object, (d)Perfect continuous:Subject +(had been )+(first form of the verb )+ing +object.

3.Future tense:(a)Indefinite:Subject +(shall,will)+(first form of the verb)+object, (b)Continuous:Subject +(shall be, will be)+(first form of the verb)+ing +object.(c)Perfect:Subject +(will have, shall have)+(third form of the verb)+object. (d)Perfect continuous:Subject +(will,shall)+have been +(first form of the verb)+ing +object.

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