The British science fiction writer, Isaac Azimac, believes that robots are_____ ever to do harm to a human being.
We decided not to climb the mountains as it was raining ________ .
That room is 20 square meters. This room is three times as .
Some of our industrial products have been said advanced level.
---- What’s our homework for today, Tom? ---- Oh, sorry. I ______.
Numbers of terrorists attacks in the past few years have signaled that anti-terrorism remains _____ long term goal for______ world.