社会主义核心价值体系的基本内容有①马克思主义指导思想②中国特色社会主义共同理想③社会主义荣辱观④以爱国主义为核心的民族精神和以改革创新为核心的时代精神
Scientists say it may be five or six years ___ it is possible to test this medicine on human patients.
Tom’s and Joan’s ____ came to London last week.
You can hardly imagine the difficulty the woman had _____ her children.
No one ____ this building without the permission of the police.
Jim has no idea where he lost his watch, ____ it’s ____ that he will get it back.