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..........................................
