The new driving test seems to be challenging，so the chances ________ he can pass it at the first attempt are small.

----Did Jack come back early last night?------Yes. It was not yet eight o’clock____ he arrived home.

If it        rain tomorrow, I        visit my uncle

I enjoyed the part of the film ______ the boy was playing with model soldiers and suddenly they all came alive and started running across the table. 

A computer is so useful a machine ________ we can use everywhere.