问题
问答题
It is essential__________(文件在这个周末前递交)．
答案
参考答案：that the document (should)be handed by this weekend
搜题请搜索小程序“爱下问搜题”
It is essential__________(文件在这个周末前递交)．
参考答案：that the document (should)be handed by this weekend