When first ＿ to the market,the computer software was not a succes_英语解答

When first ＿ to the market,the computer software was not a success due to its complexity in ...
When first ＿ to the market,the computer software was not a success due to its complexity in operation.A.introducing B.being introduced C.introduced D.to be introduced 为什么本题考查的是省略而不是非谓语动词?

人气：233 ℃　时间：2019-10-19 20:18:13

解答

C原句：when it was first introduced to themarket, the computer software was not a success due to its complexity in operation.