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she has no arms .Its more difficult () her () ride a bike .A、for ; forB、to ; toC、to ; forD、for ; to

题目详情
she has no arms .Its more difficult () her () ride a bike .
A、for ; for
B、to ; to
C、to ; for
D、for ; to
▼优质解答
答案和解析
选择D
be difficult for sb to do sth