In the past,people used ___ to calculate fast.(abacus)
In the past,people used ___ to calculate fast.(abacus)
In the past,I used to ...
In the past ,we used to s_____letters
used to是否等于in the past
英语翻译1.In the past,people used to travel on foot and by horse
People in the past used e______ tusks to make works of art.
请求雅思作文思路People in the past used to be more dependent on one
In the past people used many things___of money
1.The people in the past asked ___ .
英语翻译A control system is used to calculate the requiredrefere
where they had been used to stay in the past
_____(husband)used to support their families in the past.