This house is one of ________ buildings in the town．We must take actions to protect it．

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

It is very kind ____ you to help me with these maths problems because it is very difficult ____ me to work them out.

Male nurses can see things from a differentangle than women and bring a male way of thinking _____problems.

The police set out in search of other children who might ______ Guizhou’s dustbins after 5 deaths for warmth.