Question

【题目】I see no reason why they shouldn’t go on playing for another four or five years __ they are fit enough.

A. unless B. so that C. though D. providing that

Answer 1

【答案】D

【解析】考查状语从句关系词的用法及句意理解。句意：假如他们足够健康，我找不到他们不应该再玩四五年的理由。 A除非；B.以便于，结果； C尽管；D. 假如，以…..为条件，故D正确。