They are code words.的相關資料：
臨近單詞
they quacked.
they
They called in Scotland Yard.
They are of congenial temper.
They potteddozens of rabbits.
They have withstood all test.
They were sounding the river.
They're rowing a dragon boat.
They talked with one another.
They were engaged last month.
They are excavating a tunnel.
They rushed the bill through.
