第1个回答 2007-07-15
How long have you studied English ?
这个句子应该用现在完成时,所以要用 have you studied .How long 意为多久.回答应为I have studied English for .....(接时间)
第2个回答 2007-07-15
How long have you studied English?
how long表示多长时间
第3个回答 2007-07-15
How long have you been studying English?
第4个回答 2007-07-15
How long have you learnt English?
第5个回答 2007-07-15
How long have you been studying English?