问题
选择题
Not only his parents but also his brother ________ to the Summer Palace. They haven't
been back.
A．have been
B．have gone
C．has been
D．has gone
答案
答案：D
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Not only his parents but also his brother ________ to the Summer Palace. They haven't
been back.
A．have been
B．have gone
C．has been
D．has gone
答案：D