36. I have not talked to a foreigner before.

37. Ho Chi Minh city is the most crowded city in Viet Nam.

38. We are driving this modern car.

39. Living in Hai Phong is more expensive than living in Bac Giang.

40. I haven't seen Peter for 5 months.

$@Sen$
$\text{Cho chị xin hay nhất nhé}$

$\text{Chúc em học tốt nhé}$

36. It's the first time I have ever talked to a foreigner.

=> I have never talked to a freiger before.

37. No cities in Viet Nam are more crowed than Ho Chi Minh City.

=> Ho Chi Minh city is the most crowed city in Vietnam.

38. We can drive this modern car.

=> We are driving this modern car.

39. Living in Bac Giang is cheaper than living in Hai Phong.

=> Living in Hai Phong is more expensive than living in Ban Giang.

40. I last saw Peter 5 months ago.

=> I haven't seen Peter for 5 months.

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