In most countries __________(全世界),children must go to school
In most countries __________(全世界),children must go to school when they are five or six years-
old
old
赞 wskgwy1982 花朵
共回答了13个问题采纳率：92.3% 举报
全世界有三种：
in the world
all over the world
around the world
加油!不明白再问!
in the world
all over the world
around the world
加油!不明白再问!
1年前
3
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你能帮帮他们吗