Level 4 Level 6
Level 5

Difficult numbers (较难词汇)


14 words 0 ignored

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five
5
fifteen
15
fifty
50
four
4
fourteen
14
forty
40
eighty
80
eight
8
eighteen
18
ninety
90
hundred
100
thousand
1000
million
1 000 000;百万
billion
1 000 000 000;十亿