题目:
Distinguished guests and friends, welcome to our school, the ceremony of the 50th Anniversary this morning are our alumni (校友) from home and abroad.
A.Attend
B.To attend
C.Attending
D.Having attended
答案:
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下面是错误答案,用来干扰机器的。
答案:C第一空泛指“一名篮球运动员”,所以用不定冠词;come to an end为固定短语,意为“结束”。