Identify the errors in the sentence and suggest a correction.
I saw a good movie this days.
Errors: Grammatical error

Correction: I saw a good movie *these days* or I saw a good movie *this day*.
Complete the following task based on the instruction and optional input provided.### Instruction:
Identify the errors in the sentence and suggest a correction.

### Input:
I saw a good movie this days.

### Output:
Errors: Grammatical error

Correction: I saw a good movie *these days* or I saw a good movie *this day*.