`1` Swimming is a good form of exercise .

`-` S + be + ...

`2` He enjoys watching action movies .

`-` S + enjoy + V-ing + O : Ai thích làm gì .

`3` There are always heavy traffic in this time of the day .

`-` Always : Luôn luôn . (Adv)

`4` You should avoid the stodgy foods that are difficult to digest .

`-` S + should + V + O : Ai nên làm gì .

`5` To the best of my recollection, I didn't attend the conference which took place in England last years .

`-` DHNB : Last years .

`->` QKD : `(-)` S + didn't + V + O .

`1.` Swimming is a good form of exercise.

- S + be + ( a/an ) + ( adj ) + N.

- Chủ ngữ có thể là N/V-ing.

`2.` He enjoys watching action movies.

- enjoy + V-ing : thích làm gì.

- Chủ ngữ " he "  `->`  Động từ thêm s/es

- Action movie ( n ) : Phim hành động

`3.` There are always heavy traffic in this time of the day .

- Always ( adv ) : Luôn luôn

`->` Trạng từ chỉ tần suất.

- heavy traffic ( n ) : nhiều xe cộ lưu thông

`4.` You should avoid the stodgy foods that are difficult to digest .

- S + should/shouldn't + V-nd + O : Ai nên/không nên làm gì.

- avoid + N/V-ing : ngăn chặn.

`5.` To the best of my recollection, I didn't attend the conference which took place in England last years .

- Last year  `->`  QKĐ.

- Ctrúc : S + V-ed/BQT + O.

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