but why I add what you said to my code,it didn’t work.
<?php $paged = (get_query_var('paged')) ? get_query_var('paged') : 1;
query_posts('cat=22&offset=1&paged=$paged&posts_per_page=10');?>
<?php while(have_posts()):the_post();?>
<div class="listitem">
<h1><?php the_title();?></h1>
<?php if(get_post_meta($post->ID,'topic_image','true')):?>
<?php $image=get_post_meta($post->ID,'topic_image','true');?>
<img src="<?php echo $image;?>" />
<?php else:?>
<img src="<?php bloginfo('template_url')?>/custom_images/default.jpg" />
<?php endif;?>
<?php the_excerpt();?><a href="<?php the_permalink();?>">[MORE]</a>
</div>
<?php endwhile;?>
<?php if(function_exists('wp_page_numbers')) : wp_page_numbers(); endif; ?>