来自苏生的问题
用所给动词的适当形式填空It_________/__________________7yearssincehecametoBeijing.(be)速度,谢谢
用所给动词的适当形式填空It_________/__________________7yearssincehecametoBeijing.(be)
速度,谢谢


用所给动词的适当形式填空It_________/__________________7yearssincehecametoBeijing.(be)速度,谢谢
用所给动词的适当形式填空It_________/__________________7yearssincehecametoBeijing.(be)
速度,谢谢
填is/hasbeen