根据所给中文，写出单词的适当形式

Have you got ________(许可)from your parents?

根据所给的首字母写出所缺单词的完整形式

The computer was one of the most important i ________ in the 20^th century．

根据所给的首字母写出所缺单词的完整形式

The runners are a ________ the finishing line．

根据所给的首字母写出所缺单词的完整形式

Next week I am going to attend a wedding c ________ of my friend．

根据所给的首字母写出所缺单词的完整形式

It’s a bad habit to stay up until m ________．

根据所给的首字母写出所缺单词的完整形式

There is a lot of e ________ in this physics lab．

They ________　________　________(尝试着骑马)，but the horses didn’t like the hot weather and sand．

He is ________　________(理应、应当)be there on time．

He sent me a letter and some money ________　________(也、另外也)．

Facing the fast growth of the population, scientists will have to ________　________　________(想出)new methods of increasing the world’s food supply．