选择方框中合适的短语并用其适当形式填空。 
get an X-ray,  shout for help,  without thinking twice ,  thanks to,  get into trouble
【小题1】________________ the bus driver , they sent the man with a heart problem to the hospital in time .
【小题2】Lily fell off the bike and hurt her leg , she should __________________ .
【小题3】Nowadays many people don’t want to __________________ , so they don’t help others.
【小题4】The policeman ran after the thief right away ______________________.
【小题5】A young woman was ____________________ beside the old man.