20. As the meeting is going to end in 15 minutes, the chairperson suggests we _____ the details and get to
the last item on the agenda.
(A) go over (B) skip over (C) hop over (D) move over
26. Some people think that using English is a way of _____ communication, so that people don’t have to
negotiate which language they are going to use.
(A) changing (B) discussing (C) neutralizing (D) understanding
27. A lot of research shows that health problems _____ poor diet and a relative lack of exercise.
(A) are linked to (B) link with (C) are linked with (D) link to