Question

just as I......my homewprk lát night ,my friend phoned me(do)

the ao dai.........in poems ,novels and songs by poets,writers and musician for centuries(mention)

to keep our school yard......we should stop litering (pollute)

hí mother í one which taught him the first lesson on kindless(sửa sai)

Answer 1

just as I....had done..my homewprk lát night ,my friend phoned me(do)

the ao dai....has been mentioned.....in poems ,novels and songs by poets,writers and musician for centuries(mention)

to keep our school yard....unpolluted..we should stop litering (pollute)

hí mother í one which =>who taught him the first lesson on kindless(sửa sai)