问题
选择题
22. The girl often helps her best friend, ______ is not good at English. To their delight, his English is improving day by day.
A．which
B．who
C．what
D．where
答案
答案：B
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22. The girl often helps her best friend, ______ is not good at English. To their delight, his English is improving day by day.
A．which
B．who
C．what
D．where
答案：B