achieve a lot when we learn to let our differences unite, rather than _________us.

下列各句中，没有语病的一句是（ ）

My dream is to be a scientist.— Sounds good. I hope it will .

Miss Liu .when did you come here—-In 2012. I______here for four years.

The financial crisis(危机) andthe suffering ________ has caused have a great influnce on the whole world.