chọn phần đóng ngoặc cần phải sửa 1, The mother (wanted) to know what (would she do) to help her son (because) he (looked so sad) 2, Lan, (along) with her friend, (are )having a (talk ) with the (members) of a dancing group 3, All members in my family ( respect ) my grandpa (due to) his (wisdom), (humourous),and intelligence 4, (His ) bride seemed (gorgeously) in the long (white )dress on thier (wending ) day