自2008年以来，达州发生了很大的变化．
Great changes have in Dazhou since 2008．
中国将不会拒绝任何一个真心加入亚投行的国家．
China won't any country that really wants to join Asian Infrastructure Investment Bank．
Now， the robotic fish， researchers may be able to keep a close eye on fish and discover undersea secrets．（由于，多亏）
Many people nowadays are talking about ， but I know little about it． （黑洞）
On weekdays，we must school before 7：30 in the morning．（到达）