How to find Error in English Sentence Part 3rd

Rules Continues:………………….

Rule No. 26^th :- “For + time” or “Since + time” is not used in the first or second  part of the sentence of any tense. It must be used in forth part of the sentence.

Example:- We were waiting for four hours.                      (Wrong sentence)

                    We had been waiting for four hours.             (Right Sentence)

                    I teach you since morning.                                (Wrong sentence)

                    I have been teaching you since morning.      (Right Sentence)

Rule No. 27^th :- The following words are used in past tense, not in present tense:- ago, yesterday, last year, last month, last week etc.

Example:- The girl has arrived two hours ago.                 (Wrong Sentence)

                    The girl arrived two hours ago.                       (Right Sentence)

When “Yet” or “so far” is used in the sense of “Abhi tak” then these are used in past perfect.

Example:- They did not reply so far.               (Wrong Sentence)

                    They have not replied so far.         (Right Sentence)

Rule No. 28^th :- If any part of a sentence is in Past Tense, then the same tense must be used other parts of the sentence.

Example :- I noticed that the boy is reading.           (Wrong Sentence)

                    I noticed that the boy was reading.       (Right Sentence)

But,

              The teacher told me that water boils at 100⁰C.           (Right Sentence)

                I pointed out that might is right.                               (Right Sentence)

Rule No. 29^th :- These verbs are used in first or third part of the sentence of any tense:- know, want, wish, desire, hope, hate, love, see, smell, hear, feel, etc.

Example :- We had been knowing them for 10 years.            (Wrong Sentence)

                     We had known them for 10 years.                        (Right Sentence)

                     The room is smelling bad.                                      (Wrong Sentence)

                     The room smells bad.                                              (Right Sentence)

Rule No. 30^th :- “Were” is used after the following words to represent or tell unreal facts,:- If, as if, as though, suppose, wish etc.

Example:-   If I were the Prime – Minister I would take such steps.

                     She dresses herself she if were a boy.

But when Main verb is used then it becomes V₂.

Example :-   He walks as if the road belongs to his father.