1. Please show me how to use this machine. 2. It was safer to go by train. 3. It was difficult for her to drive the motorbike. 4. It was quite a surprise for me to see him again. 5. My friend was delighted to hear the news. 6. It was very generous of Long to give me 50,000 dongs. 7. The weather wasn't nice enough for us to go on a holiday.
