试题 试卷
题型：填空题 题类：常考题 难易度：普通
牛津上海版（深圳用）2017-2018学年小学英语四年级下册Module 3 Unit 9 A friend of Australia第二课时习题
A. Don't throw stones.
B. Don't litter.
C. Don't play on the grass.
D. Don't pick flowers.
E. Don't open the gate.
F. Don't swim in the river (河).
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