=>
VII/
36. D (Plan....processed grains)
37. B (Eating less...things)
38. C (Frozen vegetables...ripeness)
39. B (One of the...on their own)
40. B shell out ~ pay money for something
VIII/
46. Vietnamese people consider the combination of yin and yang in cooking is healthy.
47. The salty food belongs to yang, and the sour and sweet one belongs to yin.
48. In each meal, everyone has their own bowl, and dishes are put in the middle.
49. Therefore, each one can eat whatever they want, and they do not need to eat what they dislike.
50. The food like meat are sliced into small pieces so that everyone can take them easily.