助动词怎么用用哪里 Who played the piano last week? 要用助动词吗? 为什么
助动词怎么用用哪里 Who played the piano last week? 要用助动词吗? 为什么
Pat played the piano and wona prize last week
Pat played the piano and wona prize last week一般问句 Our new ca
Pat played the piano and wona prize last week一般问句是什么
Pat played the piano and wona prize last week(改成一般问句)一般问句
助动词是?怎么用
为什么我们要帮助他人?用英语怎么说.why后面怎么接?从句吗,加不加助动词
为什么这里要用助动词do?
在什么情况下加助动词 为什么要加助动词
who runs faster the boys or the girls 为什么这句话里没有助动词
情态助动词就是助动词吗
为什么这里不用助动词反问疑问句不是用助动词么.这里为什么用WASN'TMR.GREEN was late for the