1 Lan suggested that they should wash their hands before meals to avoid being infected with corona virus
2 You know the man who sat next to me at the birthday party last night, don't you?
3 The last time I was to the cinema was two months ago
4 COVID-19 prevented us from going to school
37. Lan suggested that they should wash their hands before meals to avoid being infected with corona virus.
38. You know the man who sat next to me at the birthday party last night, don't you?
39. The last time I went to the cinema was two months ago.
40. COVID-19 prevented us from going to school.
