1 The car is too expensive for her to buy
2 Do you mind helping me to put the chair away?
3 You shouldn't sweep the house on the first of Tet
4 Do we need to finish the work today?
5 I'm interested in learn about other cultures
6 If he doesn't phone her immediately, he won't get any information
7 It isn't easy to leave here after such a long time
8 Why don't we getting together and talking about our presentation before we do it in class?