一、用所给单词的适当形式完成下列句子
1．How many people were __________at the meeting? You hardly seemed to notice my ________．He ________ the school with a check for one million dollars.(present)
2．Stop doing that，my boy.If you try and lift th at big stone you will do yourself an________．(injure)
3. They were awarded medals for their ________ in the war because they fought________ against the enemies.(brave)
4．He is the________engineer in charge of the________ fans in the meeting hall.(electricity)
5. This kind of mushroom is highly ________．Some mushrooms contain a deadly ________. Don't eat wild mushrooms picked up in the forest；otherwise you may get ________ .(poison)
6. The condition is usually ________ with drugs and a strict diet.There are various ________available for this condition.(treat)
7. “Use a soap that is ________ on the skin，or your skin will be harmed” he said ______．(mild)
