题目

--- This history book is of great value. --- Exactly. ____________ can be enjoyed from it ______ you have a deep understanding of it, however.A. Nothing; unless B. Few; till C. Something; until D. Little; since 答案：【答案】A【解析】试题句意：这本历史书很有价值。---正是。然而除非你有一个深刻的理解从它那里你不可能有收获。Unless除非；until/till直到；since自从……以来；根据句意选A。一本相册能装71张照片，9本这样的相册能装下600张照片吗？________．如果装满，还（划去“差”或“剩”）________张．