.Robert you didn’t travel by train?I was going to but then I decided to go by ca

问题补充：

.--- Robert, you didn’t travel by train?

--- I was going to, but then I decided to go by car.

A. yet

B. either

C. instead

D. indeed

答案：

A. yet

B. either

(答案→)C. instead

D. indeed

解析：副词辨析。A.还；已经 B. 也；根本 C. 反而 D. 的确。句意：罗伯特，你没有乘火车旅行？——我打算了，但是我接下来我反而 决定成汽车。故选C。