第1个回答 2010-06-22
1.He was in the station yesterday
2.I was a student three years ago
3.They swam in the river yesterday
4.He bought a wallet yesterday
5.Li Ming and Wang Ming was in the shop just now
6.Those doctors went to visit Shanghai last month
第2个回答 2010-06-22
1.He was at the station yesterday
2.I was a student three years ago
3.They are swimming in the river yesterday.
4.He bought a wallet yesterday
5.Ling Ming and Wang Ming was in the shop just now.
6.Those doctor visited Shanghai last month.
第3个回答 2010-06-22
He was at the stop yesterday.
I was a student three years ago.
They swam in the river yesterday.
He bought a wallet yesterday.
Li Ming and Wang Ming were at the store just now.
Those doctors visited Shanghai last month.
第4个回答 2010-06-22
1.He stayed at bus stop yesterday.
2.I'm a student 3 years ago.
3.They swam in the river yesterday.
4.He bought a wallet yesterday.
5.Li and Wang are in the store a moment ago.
6.Those doctors were visited Shanghai last month.
第5个回答 2010-06-22
He was at the station yesterday.
I was a student three years ago.
They swam in the river yesterday.
He bought a purse yesterday.
Li Ming and Wang Ming were in the store right now.
Those doctors have been visiting Shanghai last month.