"—have they studied English "They have studied English for three years.A:How long B:How soon
问题描述:
"—have they studied English "They have studied English for three years.A:How long B:How soon
答
A. How long 他们学习英语多久(多长时间)了?
答
答案选A:How long 有多久
问的是时间长久
答
A.接完成时或是过去时
B.接一般将来时
选A