It is said that books on ______ popular science are in ______ short supply.

My brother would rather_______ the weight -loss pills than_______ in a gym. – Really He must be mad.

How about going hiking this weekend -Sorry, I prefer _____rather than _____.

It makes Mother angry that her son always resists______ what to and not to do.

――_______ you like to go with me to the cinema this evening――I’d love to, but I have to look after my little brother.