三、用所给动词的适当形式填空
【小题1】It's very important ________（not be）late again.
【小题2】The workers ________ many __________last year（build）.
【小题3】Look！Two dogs ________（fight）on the grass.
【小题4】We must do our homework ________（care）.
【小题5】She gives her dog a shower ________（one）a day.