Question

【题目】 he is very old, he still works hard.

A. Though; but B. But; though

C. Though; D. /; though

Answer 1

【答案】C

【解析】试题分析：句意：虽然他很老了，但他仍旧努力工作。在让步状语从句中，though或although不能与but同时连用。故选C。