下列词语中含有两个错别字的一项是

What’s the noise?–It’s the drillSince the beginning of the term, the workers _______ our heating system

What did the teacher say just now -Sorry .I didn’t catch it .I _____something else .

I’ve heard that another brand of milk powder has been banned.— It’s a shame that some companies ________ the sense of social responsibility.[ ]

Are you collecting （收集） any old warm clothes—Yes, we will to the poor students in a village school．