第8题,选项是A.has been worked B.has been workingC.has

第8题,选项是A.has been worked B.has been workingC.has has been worked和has been working的区别 Tom___ China for 3 years.A.has been B.has been in C.has been it has been a has been my father__Shanghai twice.a.has been to b.has been in c.has he____there only once.a.has been b.has gone 第1题 Where is mary?She to school.A、will go B、has been C、has g A city has been built up 句中的谓语动词是has 还是been,还是 has been都是?请详 How long has the shop__.A,been open.B been opened 答案是B为什么 It has been a long The book shop () for eight years.A.has been open B..has been