`43` Mai said that air pollution is one of the problems in her area

`->` Câu gián tiếp `->` S + said/reported/rumoured/... that S + V(lùi 1 thì)

`->` My `->` Her

`44` More job opportunities for women in rural areas should be created by the government

`->` Câu bị động với động từ khiếm khuyết

`->` S +should/may/might/... + be + Vpp + by....

`45` Daneil asked me where I was going on my vacation that week

`->` Lùi 1 thì `->` HTTD `->` QKTD

`->` Your vacation `->` My vacation

`->` This week `->` That week

`46` These reports have been typed for 1 hours 

`->` Câu bị động thì HTHT

@newspacelucy

43. Mai said that air pollution was one of the problems in her area.

S + said+ (that) + S+ V (lùi thì)

HTĐ --> QKĐ

44. More job opportunities for women in rural areas should be created by the government.

S + should be + V3/ed: bị động - modal verb 

45. Daniel asked me where I was going on my vacation that week. 

S + asked + O + Wh + S+ V (lùi thì)

HTTD --> QKTD

this --> that 

46. These reports have been typed for 1 hour.

S + has/have+ been + V3/ed: bị động - thì HTHT

`color{orange}{~MiaMB~}`