英语一、用括号中所给单词的适当形式填空

英语一、用括号中所给单词的适当形式填空
1.my legs were so weak that i could ______(hard) stand.
2.can you find the ______(different) between the twins?
3.his father had a bad _______(ill) last year,but he is better now.
4.can you tell me where are foreign _______(tour) from?
5.maybe you don't know nurses need several years of _______(train).
6.you must remember:______(safe) first whatever you do.
7.do you know the ______(art) that your teacher is talking with?
8.your teacher is the _______(lead)----she will show you where to go.
9.what's the _______(far) place you've ever been to?
10.let's go _____(skate) tomorrow.
11.eating seems to be his only _______(interesting) in life.