Question

Don’t lose heart. It won’t be long ___________ you catch up with others. A．since B．until

Don’t lose heart. It won’t be long ___________ you catch up with others. A．since B．until C．as D．before

Answer 1

D

考查时间状语从句的连接词。句意“不要灰心。你不久就会赶上其他人。”A“自从”；B“直到”；C“当”；D“在......之前”。It won’t be long before...是固定句型。故选D。