A. working
C
Work with = làm việc với To be familiar with = quen thuộc với
Compete with = cạnh tranh với To be fed up with = chán
→ Chọn “compete” phù hợp với ngữ cảnh nhất
________ (20) most folks feel that the advantages of owing a car outweigh the disadvantages.
It could run 100 metres in a little over six seconds, which would beat modern Olympic (28) ________ more than a third of the track behind.
Now companies use plastic and rubber made from petroleum (47) ________of chicle.