there a lot of rubbish on the floor so i asked maer to sweep

there a lot of rubbish on the floor so i asked maer to sweep up
a were it b are them c was it d is them zhengmi 1年前他留下的回答 已收到2个回答

查无此神 网友

该名网友总共回答了19个问题，此问答他的回答如下：采纳率：89.5%

C
asked,所以是过去式　垃圾不可数,所以用was

1年前他留下的回答

2

我爱大香肠 网友

该名网友总共回答了10个问题，此问答他的回答如下：

选C， rubbish不可数。用it作替代，代词放在词组sweep 和up 中间

1年前他留下的回答

2

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