1.hoa often takes toan to the park every sunday
-->toan...............................................................
2.nobody saw tom t school yesterday
-->tom.........................
3.they were giving the captain some presents when we left the stadium
-->the captain.................................................
4.my mother is cooking the food in the kitchen
-->the food
5.hoa has to put these pens into the box
-->these pens.................
6.people say that his father is a famous teacher
-->it......................................................
7.my sister spends two hours doing the housework every day
-->it takes...............................................................
8.tuan often spends an hour learning english on the website 123.com
-->.........................................................................................
9.it took us an hour to do these difficult exercises
-->we...............................................
10.she spends haft an hour getting to school every day
-->it takes.............................................................
11.it took me five years to study in this university
-->i spend..................................................
12.tom spent 6 hours tidying his room
-->it took..................................
13.it took me two hours to get to vinh city by car
-->i spend..........................................
1.hoa often takes toan to the park every sunday
-->toan.........is often taken to the park by Hoa every sunday ......................................................
2.nobody saw tom t school yesterday
-->tom.....wasn't seen at school yesterday ....................
3.they were giving the captain some presents when we left the stadium
-->the captain..........was being given some presents when we left the stadium......................................
4.my mother is cooking the food in the kitchen
-->the food is being cooked by my mother in the kitchen
5.hoa has to put these pens into the box
-->these pens.................have to be put into the box by Hoa
6.people say that his father is a famous teacher
-->it................is said that his father is a famous teacher
7.my sister spends two hours doing the housework every day
-->it takes...............my sister 2hours to do the housework every day................................................
8.tuan often spends an hour learning english on the website 123.com
-->...........It often takes Tuan an hour to learn english on the website 123.com ..............................................................................
9.it took us an hour to do these difficult exercises
-->we...........spent an hour doing these difficult exercises...................................
10.she spends haft an hour getting to school every day
-->it takes.......her half an hour to get to school every day ......................................................
11.it took me five years to study in this university
-->i spend.......5 years studying in this university ...........................................
12.tom spent 6 hours tidying his room
-->it took...Tom 6 hours to tidy his room...............................
13.it took me two hours to get to vinh city by car
-->i spend............2 hours getting to vinh city by car..............................