四年级的同学继续学习第六单元的内容，本周他们也为期中考试复习。
The grade 4 students are continuing on with unit 6 but have spent this week reviewing for the mid-term.
四年级B班的同学们本周完成了沙漠的学习，下周有可能会开始第六单元的学习。
The grade 4B students are finishing up deserts this week and will likely move forward into unit 6 next week.
我女儿今天开始做第六单元第四课的练习了。她花了一个多小时在做那些练习，但是它还没有做完。
My daughter begins to do the exercises in Level 6 lesson 4 today. She spends more than an hour in doing it. But she still doesn't finish doing it yet.
我女儿今天开始做第六单元第四课的练习了。她花了一个多小时在做那些练习，但是它还没有做完。
My daughter begins to do the exercises in Level 6 lesson 4 today. She spends more than an hour in doing it. But she still doesn't finish doing it yet.
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