选出每组不同类的单词。( )（1） ( )（2） ( )（3） ( )（4） ( )（5）
Yesterday, Amy ______her mum cook. A helped B will help C is helping
Henaughty now . A. isn’t B. wasn’t C. weren’tx
_____ they have a picnic tomorrow? A Did B Are C Will
We were hungry and thirsty. we bought a watermelon. A. and B. so C. then
Shanghai is a famous city. My cousin Xiaohuthere. A. lives in B. live in C. lives
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