1.the man spent much of his childhood __(observe) birds in the wild
2.hers they used to sit in the ___(阴凉) through a long lazy summer's day
3.what surprised me most was that the young lady b__ bravely in the face of danger
4.the city hall is planning to start a ___(运动) aiming at encouraging young peopke to work out regularly
5.I accepted his a___ that taxes on cigarettes and alcohol should be increased