Helen was so persistent that her husband （）at last.

单项选择题I have omitted many things which （）a place in the book.

A．reserved
B．deserved
C．preserved
D．observed

单项选择题Job fairs are usually very lively and informal, and you can roam （）, surveying what is on offer and gathering literature on jobs you might not have considered in the everyday run of things.

A．at peace
B．at leisure
C．at rest
D．at speed