Are they going to have a party on _______ ?
A. Children's Day
B. Childrens's Day
Childrens Day
D. Children Day
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His father went to his doctor for _______about his trouble.
A. an advice
B. some advice
C. advices
D. the advices
Swimming is ______in summer.
A. a great fun
B. great fun
C. great funs
D. great a fun
Is there ______on that plate?
A. some chicken
B. any chicken
C. some chickens
D. any chickens
若干个整数的公因数中最大的一个叫做最大公因数。
A. 对
B. 错