句型转换,请根据要求改写下列句子，每空一词。
He hurt his arm and went to the hospital.（改为一般疑问句）
______ he hurt his arm and ______ to the hospital ?
I don’t know which one I will choose as my cousin’s birthday present .（保持句意不变）
I don’t know which one ________ _______ as my cousin’s birthday present .
The weather is very hot today.（改为感叹句）
______ ______ the weather is today !
The boy is so strong that he can carry the heavy box easily.（保持句意不变）
The boy is strong ______ _____ carry the heavy box easily.
Mr Zhang asked us to clean the classroom a moment ago.（改为被动语态）
We ______  ______ to clean the classroom a moment ago.