need sb to do sth的sb要是宾格吗?
need sb to do sth的sb要是宾格吗?
need sb to do sth 用法
play games with sb,need to do sth ,call sb
do sth to sb,do sth for sb的区别
need sb do sth还是need sb to do sth?有什么区别
need sb.to do sth.可不可以换成need sb.doing sth.
( ) sb.to do sth.
怎么变单三的句子?、tell sb sth、 tell sb about sth、 tell sb to do sth、
do sb.to do sth.
allow sb to do sth的sb 可以去掉吗?
ask sb to do sth的意思
get sb to do sth的用法