1.i'vedecied (stop).................smoking
2.I (visit).................... singapore two years ago
3"Do you mind if I sit here?"- "I'd rather you (sit)............. over there
4.We are tired ò (work)..........................for low salary
5 when he came,I (cook)...........................dinner
6.(you/do)...............................the homework yet
7. mai is in her room . she (play)..................................the guitar
8.the teacher said that we should(not make)..................noise in class
9. water..................(cover) most of the earth's surface
10. the gate ..............(look) at 6.30 p.m every day
ex:fill in each blank with one suitable preposition
1.she is talking..........her students in the school yard
2.my neoohousse is different...........my old house
3.m.r minh is a journalist.he writes..........tuoi tre newspaper
4.I often help my parents.................the housework