例句與造句

1. The number pooling scheme relies on LNP as it relies on carriers to return blocks of mostly-unused numbers.
2. Two dozen H & R Block franchise owners, who estimate their businesses prepare 20 percent of the tax returns Block handles each year, are suing the Kansas City company, alleging unfair competition.
3. Two dozen H & AMP; R Block franchise owners, who estimate their businesses prepare 20 percent of the tax returns Block handles each year, are suing the Kansas City company, alleging unfair competition.
4. It's difficult to find return block in a sentence. 用return block造句挺難的