问题
单项选择题
At present, the most important thing is that Britain needs（）more to improve the relationship with the USA
A.to do
B.doing
C.to be done
D.do
答案
参考答案：A
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At present, the most important thing is that Britain needs（）more to improve the relationship with the USA
A.to do
B.doing
C.to be done
D.do
参考答案：A