Part 1
Examiner
Did you have a bike when you were a child?
Candidate
Yes, I had.
Examiner
Do you think bikes are popular in your country?
Candidate
Actually, I believe that in my country bikes are very popular, but people tend to prefer walking or using cars.
Did you have a bike when you were a child?
Score: 55.0Suggestion: Expand your answer into a full sentence, add one or two brief details (where you rode it, who gave it to you, or how you felt) and use linking if adding more information. Keep it natural and concise (no more than 5 sentences).
Example: Yes, I had a bike when I was a child. I rode it around my neighborhood with my friends every afternoon, and it was a gift from my parents on my tenth birthday.
Do you think bikes are popular in your country?
Score: 70.0Suggestion: Clarify the apparent contradiction and give a specific reason or example to support your view. Start with a clear topic sentence, then use a linking word (however, although, but) and provide a concrete detail or comparison. Keep it concise and natural.
Example: Although many people own bicycles in my country, they are more commonly used for short trips in rural areas; however, in cities people usually prefer cars or walking because public transport and traffic conditions make cycling less convenient.
× Yes, I had.
✓ Yes, I did.
The question 'Did you have a bike when you were a child?' is in the simple past using the auxiliary did. In short answers to yes/no past questions, use the auxiliary did plus the base form of the main verb (did + have) or simply 'Yes, I did.' Saying 'Yes, I had.' is grammatically possible but sounds odd and can imply possession at that moment rather than answering the question. To be natural and match the question form, respond 'Yes, I did.' Suggestion: use the auxiliary in short answers for past simple questions (Yes/No + did/didn't).
× Actually, I believe that in my country bikes are very popular, but people tend to prefer walking or using cars.
✓ Actually, I believe that in my country bikes are very popular, but people tend to prefer walking or using cars.
This sentence is grammatically correct and matches the question tense and meaning. No correction is necessary. Note: For smoother style you could say '...but people tend to walk or use cars,' but this is a stylistic choice rather than a grammatical error.