Exercise 5:
$\text{1.}$ The instructor warned the sportsman not to repeat that mistake again.
$\text{→}$ warn sb to-V: cảnh báo ai làm gì
$\text{→}$ this ⇒ that/ the
$\text{2.}$ The assistant told me to leave my adress with the secretary.
$\text{→}$ told sb to-V
$\text{3.}$ The porter said to me that he would wake me up, when the train arrived in Leeds.
$\text{→}$ will ⇒ would
$\text{→}$ HTD ⇒ QKD
$\text{4.}$ My wife said to me that while I was away, she would do the packing.
$\text{→}$ HTD ⇒ QKD
$\text{→}$ will ⇒ would
$\text{5.}$ He asked me if I had travelled abroad much.
$\text{→}$ HTHT ⇒ QKHT
$\text{6.}$ The chairman said the students had also taken part in arranging the conference.
$\text{→}$ QKD ⇒ QKHT
$\text{7.}$ The stranger asked me if I had been there long.
$\text{→}$ HTHT ⇒ QKHT
$\text{→}$ here ⇒ there
$\text{8.}$ The policeman asked the boy if he had really seen that happen with his own eyes.
$\text{→}$ QKD ⇒ QKHT
$\text{→}$ this ⇒ that
$\text{9.}$ He asked her if she had watched the detective film on TV the day before.
$\text{→}$ QKD ⇒ QKHT
$\text{→}$ yesterday ⇒ the day before
$\text{10.}$ She said she hadn't read so interesting a book since she didn't remember when.
$\text{→}$ HTHT ⇒ QKHT
$\text{→}$ HTD ⇒ QKD