1.since a ( )time,these islands have belonged to China 2.What is sixty (d__) by two?It is thirty
问题描述：
1.since a ( )time,these islands have belonged to China 2.What is sixty (d__) by two?It is thirty
答
1. ancient自古以来
2. divided 六十除以2
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答
1.since 【ancient】time,these islands have belonged to China
2.What is sixty 【divided 】by two? It is thirty
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答
ancient 古老的 ancient time=古代
divided 除
divided by = 除以