选词填空，注意使用适当形式。
teach, knife, pronounce nine, they
【小题1】 Dear, we need three more .
【小题2】The children are not old enough to take care of .
【小题3】 We’re in the grade now. And we should learn hard.
【小题4】We should pay attention to our .
【小题5】Dad, who you English when you were young.knives,themselves, ninth, pronunciation, taught
网友回答
(答案→)knives,themselves, ninth, pronunciation, taught
解析：
【小题1】three more后面接名词复数。
【小题1】themselves是反身代词代指the children
【小题1】这里要填序数词：nine的序数词是：ninth
【小题1】根据句意要填名词：pronounce的名词是pronunciation
【小题1】要用过去时，teach的过去式是taught。