单词百变屋 ⑴A: What does this sign mean? B: It means we ________ (should) walk on the grass. ⑵A: What does that ________(sign) mean? B:It ________(mean) we shouldn't ________(littering)． ⑶A: What ________ (do) these ________(sign) on the wall ________(mean)? B: They ________(mean) we ________ (should) take photos.
手拉手 Be quiet. Don't eat or drink here. Keep off the grass. Don't smoke here. No parking. Don't park your cars here. No eating or drinking. Do not make noise. No smoking. Don't walk on the grass.
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