－This dress was last year’s style.－I think it still looks perfect____ it has gone out this year.

I prefer staying at home to going out for a walk.

       all of us enjoy playing computer games,         we can’t spend too much time on them.

--- What is our head teacher like, do you know? --Oh, he is very kind, ________ he looks very serious.

 I don’t like science _____ it’s difficult.