What are some interesting English grammar questions?

Here are some intriguing English grammar questions to my kowledge/

1. Subject-Verb Agreement:
1. How does it work with collective nouns or indefinite pronouns?
2. What are the exceptions?

3. Modal Verbs:
- When to use "can," "could," "may," etc.?
- How do they change a sentence's meaning?

4. Conditional Sentences:
- How do they express possibilities and hypotheticals?
- Differences between types?

5. Pronoun Usage:
- Handling gender-neutral pronouns?
- Common errors?

6. Articles (A, An):
- Guidelines for usage?
- Definite vs. indefinite articles?

7. Parallel Structure:
- Why is it important?
- Common pitfalls?

8. Word Order:
- Impact on meaning and emphasis?
- Exceptions?

9. Tense Usage:
- Conveying timing and sequence?
- Challenges in consistency?

10. Modifiers:
- Adding detailed description?
- Identifying and correcting errors?

11. Relative Clauses:
- Defining vs. non-defining clauses?
- Rules for relative pronouns and adverbs usage?

These questions explore key aspects of English grammar for deeper understanding.

1. "I am" vs. "I is"?
2. "Who" vs. "whom"?
3. "Affect" vs. "effect"?
4. Subjunctive mood?
5. Passive voice formation?
6. Comma rules?
7. "There," "their," "they're"?
8. British vs. American spelling?
9. "Lay" vs. "lie"?
10. "Much" vs. "many"?

1. Identify the adverbs in: "She quickly packed her bags and left."

2. Correct form: "Each of the students have or has a schedule?"

3. Fill in the tense: "By the time we arrive, the movie ___ (start)."

4. Convert to active voice: "The book was read by her in one day."

5. Choose the preposition: "She is interested ___ learning Spanish." (in, on, at) 

Here are some interesting English grammar questions across different levels of complexity:

What is the difference between "affect" and "effect"?When should you use "who" versus "whom"?

Explain the difference between "its" and "it's."Can you identify the subjunctive mood in a sentence?

How do you use commas to set off nonessential clauses?What is the difference between "lay" and "lie"?

Explain the concept of parallel structure in writing.How do you distinguish between "fewer" and "less"?

When should you use "further" versus "farther"?

What are the rules for using apostrophes in possessive nouns and contractions?

These questions cover a range of grammar topics and can be used for practice or discussion in English learning or teaching settings.