用所给词的适当形式填空
（1）I have to________（look）after my grandfather．
（2）________（not eat）in class．
（3）Xiao Li has to________（study）hard．
（4）Does he have to________（finish）his housework by nine o’clock？
用所给词的适当形式填空
（1）I have to________（look）after my grandfather．
（2）________（not eat）in class．
（3）Xiao Li has to________（study）hard．
（4）Does he have to________（finish）his housework by nine o’clock？
试题篮
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