`41` He promised to finish it by the end of that week

this `->` that

`-` S + promised + to V : ai đó hứa làm gi

`42` She asked me if I was going to take the level exam that weekend

you `->` I

are ( dùng với you ) `->` was ( dùng với I )

this `->` that

`-` Câu hỏi tường thuật dạng yes/no : S + asked + sb + if/whether + S + V-lùi thì

`43` I asked her when the course would begin

will `->` would

S + asked + sb + wh-questions + S + V-lùi thì

$baoyen.$

`41` He promised to finish it by the end of that week. 

`=>` Cấu trúc: S + promised + to + V-inf 

`42` She asked me if I was going to take the level exam that weekend?

`=>` S + asked / wanted to know / wondered + (O) +if/whether + S+ V (lùi thì)

`=>` this -> that

`43` I asked her when the course would begin

`=>` S + asked/ said to sb.... + ( wh)/ if/ whether  + S + V lùi thì