问题
The problem of the present world is that those who are imaginative have little experiencethosewho are experienced have weak imagination[ ]
A: unless
B: although
C: because
D: while
B: although
C: because
D: while
正确答案是：
同类题型
e places in the South of China,____car has already become___ popular means of transportation.
I don’t knowwhat I _______ without the suitcase you lent me—Glad to havebeen of some help to you
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They hope a new underground railway line in the area in the near future.