【单选题】《至小丘西小石潭记》是()写的一篇山水游记。
【单选题】下列有关妊娠合并心脏病的处理,哪项不合适
【判断题】轮子作平面运动时,如轮子与地面接触点C的速度不等于零,即相对地面有滑动,则此时轮子一定不存在瞬时速度中心
【单选题】永州八记”是唐代文学家柳宗元被贬为永州司马时借写山水游记,书写胸中愤郁的散文。以下哪一篇散文不是柳宗元“永州八记”中的作品?()
【单选题】Why weren't the teacher's books good enough for Louis?
A.
The words were so hard.
B.
The words took up so much space.
C.
It took so long to read a book.
D.
It was difficult to read.
【单选题】John ___confidence not only from his teacher’s encouraging words but also from his success this time.
【单选题】John __ confidence not only from his teacher’s encouraging words but also from his success this time.
【判断题】检索词:*chemistry,属于截词检索中的“后截断”,该检索词包含了microchemistry、macrochemistry、electrochemistry等词
【判断题】轮子作平面运动时,如轮子与地面接触点 C 的速度不等于零,即相对地面有滑动,则此时轮子一定不存在瞬时速度中心。
【单选题】After the teacher’s words,all the students in the class _________.
B.
thought they would be rich
C.
began to think about their designs