2. Whether it is difficult to test depends mainly on the geographical location and reputation of the admissions unit, because the applicants are different. Generally speaking, non-2 1 1 universities are relatively easy to test.
It depends on everyone's preparation: it is easy to take the exam if you are well prepared, but it is difficult to take the exam if you are not well prepared. Because whether you can be admitted depends on the results of the initial test and the second test.