用方框中所给单词的适当形式填空，每词仅用一次。

throw, knife, excite, die, difficult

小题1:There is a fork and five _______ on the table.

小题2:The children were ________ about opening their gifts.

小题3:I think that disabled person may have __________ in using his arms.

小题4:He made a decision that meant life and ______.

小题5:Stop _______ stones at that window.

电力电容器冲击合闸试验的目的是（）。

A、检查电容器组补偿容量是否合适

B、检查电容器所用熔断器是否合适

C、检查电容器三相电流是否平衡

D、电容器耐压是否合适