Question

You’d better book the tickets as early as possible, ________ they will be sold out soon.

A．a(chǎn)nd

B．but

C．so

D．or

Answer 1

D

解析試題分析: 句意：你最好盡早訂票，否則不義就賣光了。and并且，but但是，so所以， or否則。had better最好，后接動(dòng)詞原形；book預(yù)訂；as early as盡早；sold out賣完；根據(jù)語境可知答案選D.
考點(diǎn)：考查連詞。