_____ according to the instructions, the robot can behave like a human being with average IQ.
21.The moment we heard the news of the earthquake, we began to ________ the work to rescue those who were trapped in the building.
Suddenly the idea came to me ____ I might turn to Mr.Smith for help.
I don' t want to be a person that always cries, but today apparently ____.
Naturally, after I tell my brother what to do, he ____ go and do the opposite.
Mr.Smith is one of the ____ customers to our restaurant.