It seems oil ___________ from this pipe for some time. We'll have to take the machine apar

Question

It seems oil ___________ from this pipe for some time. We'll have to take the machine apart to put it right.
空格中填是不是has been leaking？
请问此题的正确答案和中 文意思。

Answer 1

可以填has been leaking
中文意思：管子漏油好像已经有一会儿了。我们得把机器拆开重新组装一下。