Do you like your maths teacher? —Sure, because he is the teacher ___ helps me a lot.

She had never been to the Great Wall before. Today she saw it _______ the first time. [ ]

We looked at each other_____ fear when the earthquake started? [ ]

Dick never eats vegetables, so this is not a _____ life.

Which is ______, the sun, the moon or the earth? —Of course the sun is.