`1.` The teacher felt badly about not giving us permission to go outing overnight.

+) Sửa: badly `->` bad

+) Giải thích: Sau feel (động từ chỉ nhận thức) là tính từ.

`2.` The economic reforms started in VN in 1986 helped millions of people to get out of poverty.

+) Sửa: helped `->` have helped

+) Giải thích: Hành động xảy ra trong QK còn tiếp tục kéo dài đến hiện tại chia HTHT.

`3.` Scientists say that in the future incurable diseases will be cured, and "bad" genes will probably placed.

+) Sửa: placed `->` be placed

+) Ta phải dùng bị động tương lai đơn: will be Vpp.

@ `Ly`

The teacher felt bad about not giving us permission to go outing overnight The economic reforms started in VN in 1986 helped millions of people to get out of poverty Scientists say that in the future incurable diseases will be cured, and "bad" genes will probably be placed