The______ breakdowns of the computer has caused serious delays in our work.
举一反三
- The fast______(develop)of the local economy has caused serious pollution in thiscounty．
- The fast(develop)________ of the local economy has caused serious water pollution in this region.
- It is generally believed that the (increase) __________ air pollution has caused serious problems such as global warming.
- Our office has recently____ to a new computer system.
- Computer addiction could have serious repercussions on our society.（） A: Right B: Wrong C: Not Mentioned