问题

The two girls are so alike thatstrangers find ____ difficult to tell one from the other.
A:it
B:them
C:her
D:that
B:them
C:her
D:that
正确答案是:
同类题型
When you ____the street, you must look carefully.
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The 2010 Asian Sports Meet thisNovember in Guangzhou.— Yes. I wish Chinese players will do well.