A:Once arrived
B:As soon as he reached
C:When he got
D:Upon arriving
用图示法理清历史事件之间的联系是一种学习历史常用的方法。下面图示中空白的方框应填写 ( )
一年前,郑观应出版《盛世危言》,“危言”前一定要加上“盛世”,不敢说已是衰世;一年后,严复却在《救亡决论》中响亮地喊出“救亡”的口号,自这时起的半个世纪内,“救亡”成为中国人最关注的问题。导致这一剧变的重大事件是( )
4的算术平方根是( )
(____)A. Orange, orange. Sit down.
(____)B. Black, black. Stand up.
(____)C. White, white. Touch the ground.
(____)D. Brown, brown. Turn around.
(____)E. Red, red. Carry your bag.