used to do sth 是指曾经常做的事情或状态,如:
People used to think that the earth was flat.人们以前总是认为,地球是 平的.
She used to be a little shy girl.她曾经是个害羞的小女孩.
提问句缺主语,此句句意为:(xx)过去总是向你说“晚安”.
欢迎提问,
used to do sth 是指曾经常做的事情或状态,如:
People used to think that the earth was flat.人们以前总是认为,地球是 平的.
She used to be a little shy girl.她曾经是个害羞的小女孩.
提问句缺主语,此句句意为:(xx)过去总是向你说“晚安”.
欢迎提问,