问题补充：
It was Tom as well as two of his classmates that invited to the party.
A. was
B. were
C. has
D. have
答案：
(答案→)A. was
B. were
C. has
D. have
解析：句意：这是汤姆和他的两名同学受邀参加了那个聚会。这里是强调句式，强调主语Tom，as well as 是副词，既…又…;除…之外（也）;此外。as well as two of his classmates不是主语。由句意可知选A。
考点: 考查动词时态和语态的用法。
