Ju does a fairly good job answering this question at about a band level 6.5.

Ju 在回答这个问题上做得还不错，大约 6.5 分。

Her band level is at least an 8 here, but she does have to pay more attention to having accurate grammar.

她的成绩至少是 8 分，但她确实需要更加注意语法的准确性。