`1`. I think Nga will be a potential cook in the future.

`-` S + think + S + will + V-inf

`-` adj + N

`-` in the future: trong tương lai

`2`. You should set the alarm clock to get up on time.

`-` S + should + V-inf: nên làm gì

`-` set (v): đặt

`3`. Is Sa Pa in the north of Viet Nam?

`-` HTĐ: Am/Is/Are + S?

`-` in the north of: ở phía Bắc

`4`. You can join many exciting activities during the festival.

`-` S + can + V-inf: có thể làm gì

`-` many + N-số nhiều

`-` adj + N

`5`. The trip to Fan Si Pan is an unforgettable experience.

`-` HTĐ: S + am/is/are + N/adj

`-` an + N-số ít bắt đầu bằng nguyên âm

`6`. Thousands of people visit Ha Long Bay every year.

`-` HTĐ: S + V(-s/es)

`-` visit sb/sth (v): thăm

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`1.` I think Nga will be a potential cook in the future.

`-` S `+` think `+` S `+` will `+` V.

`2.` You should set the alarm clock to get up on time.

`-` should `+` V: nên làm gì.

`3.` Is Sa Pa in the north of Viet Nam?

`-` Thì HTĐ `(?)` : Am/is/are `+` S?

`4.` You can join many exciting activities during the festival.

`-` can `+` V: có thể làm gì.

`5.` The trip to Fan Si Pan is an unforgettable experience.

`-` Thì HTĐ `(+)` : S `+` am/is/are `+` O.

`6.` Thousands of people visit Ha Long Bay every year.

`-` Thì HTĐ (V thường) `(+)` : S `+` V.