40. It was a two – hour flight from Ha Noi to HCM city''.
 
It took ............................................................................................................................
 
41. When he is asked about past, he hates it.
 
He hates ............................................................................................................................
 
42. We don't have enough money, so we can't buy that house.
 
If we ............................................................................................................................
 
43. Although he took a taxi, Bill still arrived late for the concert.
 
Despite ............................................................................................................................
 
44. Theater seats can be booked by telephone.
 
You ............................................................................................................................
 
45. Your little brother's hair is so long that he can't see through it.
 
Your little brother ought to .....................................................