单选题 A) there were C) there had
B) they were D) they had

【正确答案】 A
【答案解析】结构题。从句法上和意思上来看，该句是一个存在句结构。故，应该选择[A] there were 为答案，本句意思为“今年圣诞树下有很多计算机”。