Can you give me some advice about the design?— I think it should _____to all ages and social groups. [ ]

Happy birthday ,Mr. Wang! Here is a cardfor __________ with _____ best wishes.

Hello, Sandy. This is Jack. What are you doing -I’m watching a match. It started at 7 p.m. and _____ on for another half an hour.

My father ___________________________ when he was in his twenties.

— Did you find the missing couple in the mountain yesterday?— No, but we________to get in touch with them ever since. [ ]