使用正确的连词或借词填空 1.（Since/From)___I was six years old,I can ride a bike well.
问题描述：
使用正确的连词或借词填空 1.（Since/From)___I was six years old,I can ride a bike well.
答
填 since
from 后面跟时间点,但必须是具体的时间.