1. When you ask for directions, you usually begin with "Excuse me."

(Would you let me know some other expressions which are the same as 'ask for directions'?)

2. What if I look like a fool in front of people.

3. What will happen if I look like a fool in front of people.

4. What would happen if I look like a fool in front of people.

5. What should I do if I look like a fool in front of people.

(What expression is the full form of #2? Is it #3, #4, or #5?))

1. The "Excuse me" is typically because you are interrupting some other activity that the person is doing. If you are discussing a particular location, asking for directions to that location does not need that phrase.

2-5 require question marks (?). I would only ask #2.

Looking "like a fool" is a subjective impression that people have. How they interpret this would determine (to a great extent) what will/would happen and what they think they should do.

Making mistakes is human, leading to learning. If these mistakes are obvious to others, it only makes you look foolish if they are mistakes that occur repeatedly. It would be considered foolish not to learn from your mistakes.

1. Some other expressions that you can use instead of "ask for directions" include:

- Inquire about the way: This is a more formal way to ask for directions.
- Seek guidance: Can be used in situations where you need help finding your way.
- Request directions: A polite way to ask someone for guidance.

2. "What if I look like a fool in front of people" is a conditional question expressing a hypothetical situation. It implies a fear or concern about appearing foolish in front of others. It is not a full sentence but rather a phrase that conveys an idea.

3. "What will happen if I look like a fool in front of people" is a complete sentence and a direct question about the potential consequences of looking foolish in front of others. It asks for a prediction or explanation of possible outcomes.

4. "What would happen if I look like a fool in front of people" is also a complete sentence and a conditional question, but it introduces a more hypothetical scenario. This form suggests a speculative situation and seeks to understand the potential consequences.

5. "What should I do if I look like a fool in front of people" is a complete sentence that asks for advice or suggestions on how to handle a situation where one appears foolish in front of others. It implies a desire for guidance on how to respond effectively.

So, the full form of expression #2 would be #3 or #4 for a complete sentence, while #5 asks for advice and guidance.