他现在成绩就是中等，你不用担心，男孩子都是这样的。
趁着暑假，要孩子把这套书在家做完。开学了，他的成绩肯定是上等。
Everything You Need to Ace Math in One Big Fat Notebook: The Complete Middle School Study Guide (Big Fat Notebooks)
https://www.amazon.com/Everything-You-Need-Math-Notebook/dp/0761160965/ref=asc_df_0761160965/?tag=hyprod-20&linkCode=df0&hvadid=312089887152&hvpos=1o1&hvnetw=g&hvrand=9861734501959213310&hvpone=&hvptwo=&hvqmt=&hvdev=c&hvdvcmdl=&hvlocint=&hvlocphy=9010952&hvtargid=pla-422986923983&psc=1
Everything You Need to Ace English Language Arts in One Big Fat Notebook: The Complete Middle School Study Guide (Big Fat Notebooks)
Everything You Need to Ace Science in One Big Fat Notebook: The Complete Middle School Study Guide (Big Fat Notebooks)
