11. She won't take all these suitcases______ she likes to travel light.
12. She is very tired. ______, she has to finish her homework.
13. Is he an actor ______ singer?
14. She forgot ______ off the gas before going out.
15. I suggest ______ money for the poor people in our neighborhood.
16. We decided not to go out for meal ______ we were too tired.
17. My shoes are dirty. I'd better take them ______ I come in.
18. Lan dropped his watch when he was............... the bus.
19. I think we should ________ up our neighborhood.
20. Our teacher suggests ________a meeting to discuss about the solution to keep