Question

____ I understood very little French, I couldn’t follow their conversation.

A．Although

B．Unless

C．Since

D．Before

Answer 1

C

考查连词的用法。Although虽然，Unless除非，Since因为，既然，Before在什么之前，句意：因为我不懂非法语，所以我跟不上他们的对话。所以选C。