1. 肖明患有严重的心脏病,从上周起就一直没来学校了。(suffer from; be absent from)
2. 他们负担不起如此昂贵的手术费用。(afford)
3. 如果我们所有人都伸出援手,就能救肖明!(give a helping hand)
Xiao Ming is suffering from a serious heart disease and has been absent from school since last week.
2. 他们负担不起如此昂贵的手术费用。(afford)
They cannot afford such an expensive operation.
3. 如果我们所有人都伸出援手,就能救肖明!(give a helping hand)
If all of us give a helping hand, we can save Xiao Ming!
答案：1. Xiao Ming is suffering from a serious heart disease and has been absent from school since last week.
2. They cannot afford such an expensive operation.
3. If all of us give a helping hand, we can save Xiao Ming!
2. They cannot afford such an expensive operation.
3. If all of us give a helping hand, we can save Xiao Ming!
解析：
翻译:
1. 肖明患有严重的心脏病，从上周起就一直没来学校了。
2. 他们负担不起如此昂贵的手术费用。
3. 如果我们所有人都伸出援手，就能救肖明！
1. 肖明患有严重的心脏病，从上周起就一直没来学校了。
2. 他们负担不起如此昂贵的手术费用。
3. 如果我们所有人都伸出援手，就能救肖明！