问题补充:
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:
(答案→)A. is going to
B. are going to
C. was going to
D. were going to
解析:考查主谓一致和时态。本题的主语是Dr. Smith,应该使用单数。再根据this summer可知是将来时,be going to也表示将来时。故A正确。