How long __ you __(从事)the project?为什么答案是have,been working on
How long __ you __(从事)the project?为什么答案是have,been working on
Have you been working on the project?__.I will have a rest i
How long have you been working here?
How __(long /soon) have you had them
How long have you __?Since 1990.A.bought MP3 B.joined the Pa
how long have you been —— this school?为什么不用On 用in?
"How long have you been
How long have you ever been on our school team?
How long have you been living in China?为什么要用been,living是延续性动
how long have you been studing english?为什么been后面是动词ing ,不是应该
how long have you___Australia and how many times have you __
How long has the shop__.A,been open.B been opened 答案是B为什么