我们本应中午见面，但他们打电话改了时间。
We were supposed to meet at noon, but they called to change the time.
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were英 /wɜː/|美 /wər/
supposed英 /səˈpəʊzd/|美 /səˈpoʊzd/
to英 /tuː/|美 /tu/|英 /tə/|美 /tə/
解释
were supposed to + 动词原形，表示过去的约定安排。were 是复数过去式 be，后接 supposed to 不定式，but 从句表明安排被改变。
We were supposed to meet at noon, but they called to change the time.
were supposed to + 动词原形，表示过去的约定安排。were 是复数过去式 be，后接 supposed to 不定式，but 从句表明安排被改变。