it has been rained all morning. I wonder when it will stop.(

it has been raining all morning. I wonder when it will stop
再问： ice had melted by the time he come to collect it. they are good friends. they are knowing each otheer since they was in primary school.
再答： ice had melted by the time he came to collect it. they are good friends. they have known each otheer since they were in primary school