Question

---What are you busy____these days?----Nothig much A．do B．to do C．doing D．don

---What are you busy____these days?----Nothig much A．do B．to do C．doing D．done

Answer 1

C

试题分析：考察固定结构be busy doing 忙着做某事。句意:这些天他们正在忙着做什么?故选C。 点评：英语中有许多类似短语，平时应多加练习。答题时可减少判断分析的时间。