i would say no because they are the same thing but maybe u can use a comma or a new sentence, hope this helped and for the mistakes, im typing with fake nails...
He should know he is supposed to pay his taxes = He should know he should pay his taxes = he is supposed to know he is supposed to pay his taxes. The last of these does sound a bit clumsy.
The word "should" be used in the conditional sentences.
no interrogatives are questions while declaratives are statements
"Supposed to" is used to express something that is expected or intended to happen based on a plan or belief. It is often used to talk about obligations, duties, or arrangements that were previously arranged or inferred. Example: "I am supposed to meet my friend for lunch today."
they are the same they are just used in different kind of sentences.
The choice between "should has" and "should have" depends on the subject of the sentence. "Should have" is the correct form used with all subjects (e.g., I should have, you should have, he/she/it should have). "Should has" is grammatically incorrect and should not be used. Always opt for "should have" in your sentences.
No, the construction "neither...nor" should be used to combine sentences with the same subject and verbs, such as "Neither animals are able to reproduce nor plants are able to survive from the heat."
Sentences should be as long as necessary - if thirty words are as concise as you can be, then so be it. I am reminded of the long-legged Abraham Lincoln's answer to the impertinent question of just how long a person's legs should be. His answer was that a person's legs should be long enough to reach the ground.
These are modal verbs and should be used like any modal verb, according to the intended meaning.
It is used to connect a cause and effect - either in the same sentence or sentences which follow one another.
This is known as anaphora, a rhetorical device where a word or phrase is repeated at the beginning of successive clauses or sentences.
Some common conjunctions used to join simple sentences and form compound sentences are "and," "but," "or," "so," and "yet."
The difference between these two words is that "suppose" in used for the present and "supposed" is used for the past: To avoid being late, I suppose I should leave for my appointment now. These library books were supposed to be returned yesterday.