a number of problems ----to be solved though we have had the
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a number of problems ----to be solved though we have had the meeting.
a remain b remained c left d leave 为什么不选 d ,而选a
a remain b remained c left d leave 为什么不选 d ,而选a
![a number of problems ----to be solved though we have had the](/uploads/image/z/9646445-29-5.jpg?t=a+number+of+problems+----to+be+solved+though+we+have+had+the)
问题遗留下来是一种被动态,是被留下来不可能是问题自己主动留下来,所以即使用leave也应该是被动态 left ,而问题仍在一般是用remain 的
a number of problems ----to be solved though we have had the
为什么It's one of the important problems to be solved tomorrow
the problems we are looking forward to seeing solved should
With a lot of problems solved they went to the seashore ang
We had a very hard time _____some of the problems.
The number of concerts they have had ___ (be) 20.
I still have some problems to be solved.solve 为什么不用被动
英语翻译"Significant problems we face can not be solved at the s
Today the human have a big problem needs to be solved.That i
Thank to the computer t_____,many problems can be solved eas
in the report refer to many problems that must be solved at
They have had the problem solved.