A
manager是补充说明宾语John的,所以是宾语补足语.
其它三项都是双宾语.判断双宾语的方法是:直接宾语(指人的宾语)可以转换成用介词to或for引出的宾语.如本题B、C、D三项分别可以改成:
I gave a Christmas present to Mary.
You have done a favor to Peter.
She is teaching English for children.
A
manager是补充说明宾语John的,所以是宾语补足语.
其它三项都是双宾语.判断双宾语的方法是:直接宾语(指人的宾语)可以转换成用介词to或for引出的宾语.如本题B、C、D三项分别可以改成:
I gave a Christmas present to Mary.
You have done a favor to Peter.
She is teaching English for children.