问题
选择题
.They arrived at a farmhouse, in front of which _____of no more than 10 years old.
A,sat a boy B，a boy sat C,did a boy sit D,a boy did sit
答案
答案：A
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.They arrived at a farmhouse, in front of which _____of no more than 10 years old.
A,sat a boy B，a boy sat C,did a boy sit D,a boy did sit
答案：A