【题目】Dr. Smith, together with his wife and daughters, ______ visit Beijing this summer.
A.is going to
B.are going to
C.was going to
D.were going to

【答案】A
【解析】主语中心词是Dr. Smith，表单数，谓语动词用单数形 式；together with his wife and daughters修饰Dr. Smith。时间状语是this summer，表计划性的将来，故时态用一般将来时；句意：今年夏天，史密斯博士和他的妻子、女儿们将一起参观北京。根据句意，故选A。