根據下面句子所給的漢語注釋及句意，寫出空缺處各單詞的正確形式。每空只寫一詞。

Some teenagers have lost themselves in the computer games．This may have a bad ________(影響)on their future life．

My brother is too young to look after ________(他自己)．

When the little girl saw the big dog, she was ________(害怕的)．

Do you think ________(大象)are the largest animals on land?

Without ________(閃電)，there would be no plant life in the world．

The world is so interesting．It is full of ________(令人驚奇的)things．

The ________(high)of Millie is 135 cm．

Alan is very clever and can always answer questions ________(correct)．

Skiing is as ________(danger)as diving．

My friend Elva is crazy about music, she is very ________(music)．