In ` George became ill', the verb ` became'is a copula.在Georgebecameill一句中,became是系词.Kendall is criterion of comparing the dependence of different kinds of Copula.在比较不同类Copula的相关性时,用Kendallτ作为比较的依据.This paper m...
We do morning exercises every day.我们每天做早操.What time do those pupil do morning exercises each day?那些小学生每天几点做早操?In the morning they go to the park and do morning exercises.早晨,他们都去公园了,做早操....