Question

Was it in the train “ Harmony”, ______ is China’s first high-speed one, that John met with his foreign friend？

A．which

B．that

C．what

D．where

Answer 1

A

本题考查定语从句。先行词为the train “ Harmony”在定语从句中作主语，由于是非限定性定语从句，故只能用which。