The birds that will spend the whole winter here have been digging holes in the snow _______ from the cold weather．
| A．to shelter | B．sheltered |
| C．having sheltered | D．sheltering |
Seeing a stranger with a knife in his hand, the little girl stood under the tree, _______ out of her mind.
| A．frightened | B．be frightened | C．to be frightened | D．frightening |
The black horse is___________ of the pair.
| A．the strongest | B．the stronger | C．the strong | D．quite strong |
_______breaks the law will be punished.
| A．Whoever | B．No matter who | C．Whenever | D．Whatever |
My father used toon weekends,but now he is used toevery evening.
| A．go fishing; dance | B．going fishing;dance |
| C．going fishing;dancing | D．go fishing;dancing |
and we’ll finish the work ahead of time.
| A．An hour earlier | B．If we start an hour earlier |
| C．Starting an hour earlier | D．Started an hour earlier |