C.还原为正常语序就很好理解了.This museum is the one (that)you visited the other day.
the one 代替museum,先行词作宾语,可省略.
B.see sb.doing sth.看见某人正在做某事,这里是被动句式.were也没有错,后面的just now说明是过去时态.
A.see sb.doing sth.看见部分过程.
C.还原为正常语序就很好理解了.This museum is the one (that)you visited the other day.
the one 代替museum,先行词作宾语,可省略.
B.see sb.doing sth.看见某人正在做某事,这里是被动句式.were也没有错,后面的just now说明是过去时态.
A.see sb.doing sth.看见部分过程.