【单选题】Dad has got a postcard Tom. [ ]
【多选题】关于世界人口老龄化的特点下列说法正确的是
【单选题】一个逻辑要是可靠的,必须满足的条件包括()。
【简答题】What is the profession of the lecturer? Does she has a special professional skill? What is that? (视频前半部分)
【多选题】关于中国人口老龄化的特点下列说法正确的是
【单选题】关于中国人口老龄化的特点下列说法不正确的是
【单选题】Was it through Mary _____ was working at a high school, ______ you got to know Tom? [ ]
【单选题】What is the profession of LeBron James?
【单选题】关于中国人口老龄化的特点下列说法不正确的是
【单选题】What is the profession of the speaker?
C.
A student majoring in biology.