`nacutihe.vt`

`1.` As soon as, my sister gets exam's results, she will call my mom immediately.

*As soon as + S + V (present) ..., S + will + V_inf

`-` as soon as : ngay khi
`2.` A serious road accident happend while we were waiting for the bus yesterday.

*Hành động kéo dài đang diễn ra ở quá khứ thì bị một hành động ngắn hơn xen vào :

`+` Hành động kéo dài đang diễn ra : QKTD
`+` Hành động xen vào : QKĐ
`+`  When dùng QKĐ, While dùng QKTD. (tùy trường hợp)

`3.` Do you usually go shopping at the dollar store ?
*Yes/No questions (Present Simple) : Do/does + S + V_inf .. ?
`4.` We were camping by the river when we heard an emergency warning of the flood.

`5.` We often video call to share moments of life together.

*DHNB : often `->` Hiện tại đơn 
       S + V(s/es)

`6.` Duong was making a video call at 3 o'clock yesterday afternoon.

*DHNB : 3 o'clock yesterday afternoon `->` QKTD 
      S + was/were + V_ing + (+ O)
`7.` I think in the future, we can communicate via hologram.

`-` can + V_inf : có thể làm gì
`8.` Robots will do most household chores in 50 years.

*DHNB : 50 years `->` Tương lai đơn
      S + will + V_inf + (O)