The story happened some years ago.The captain of a ship was

相关推荐

• The story happened some years ago.The captain of a ship was
• 一道缺词填空the story happened some years ago .the captain of a ship was very (i )in medicine.he always (c _)medical books to sea and likeed to talk about different diseases.one day a (l )sailor on his ship pretended to be ill.the captain came to see him and was very (h )to have a patient to look after .he gave the man some medicine and (m )the other sailors do his work .two days later another sailor prevented that he didnot (f )well,once again the captain
• The story happened some years ago.The captain of a ship was
• 在代数式1/2x-y,5a,x的平方-y+2/3,1/π,xyz,-5/y,x+y-z/3,中有（ ）
• 19999*2+1999*2+199*2+38+18简便方法怎样算?