问题描述：
1.Mrs.king kept w___ herself to see how much heavier she was getting.
2.This is really a humorous story.It makes all of us l___.
3.The dictionary is quite u___.l use it all the time.
4.The ice on the lake is a bit t___.you'd better not skate on it,or there may be danger.
2.This is really a humorous story.It makes all of us l___.
3.The dictionary is quite u___.l use it all the time.
4.The ice on the lake is a bit t___.you'd better not skate on it,or there may be danger.
问题解答：
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