Mobile is on the move—it's a market twice the 21_____ of the Internet. Those kids I talked about earlier are connected--22_____ they go--to their network of friends and to the multimedia content they chooee. 23_____ they're buying.
If you want to 24_____ on this massive new market, you should think about building a new option list--one that 25_____ mobile phone numbers--and look at ways to 26_____ your promotions to interactive text messaging.
27_____ way to reach mobile customers is by creating sites for cell phone web 28_____. There are two new top-level domains for sites with content 29_____ at mobile phones：.tel and .mobi.We're still in the early days of .mobi and .tel, no lake 30_____ and buy a couple of domain names, Then put up simple pages that look good on a small screen. This'11 tell those phone surfers you're out there and paying attention to them--before your competition does.
21.
A.shape B.size C.speed D.height正确答案B
