英语 八年级 选择题 较难

一般将来时的运用 — 英语选择题

沪外教版·英语 Unit 8 High-tech world AI 三重审校通过

题目
选择正确的一项完成句子。If the signal ______ weak during tomorrow’s high-tech show, the system ______ to the backup channel automatically. A. will become; switches B. becomes; will switch C. became; will switch D. becomes; switched