一个国家,一个民族,没有现代科学,没有先进技术,一打就垮;一个国家,一个民族,没有民族精神,没有人文文化,不打自垮。“一打就垮”和“不打自垮”都说明了
I won’t call you, ________ something unexpected happens.
_______,his idea was accepted by all the people at the meeting.
Many of them turned a deaf ear to his advice, _______ they knew it to be valuable.
he field research will take Joan and Paul about five months; it will be a long time _______ we meet them again.
He was told that it would be at least three more monthshe could recover and return to work.