问题补充：
Cheng Guangbiao announced that he would donate all that he had the help he got as a student, following the all-out donation project of Bill Gates.
A. in return for
B. according to
C. as a result of
D. in charge of
答案：
(答案→)A. in return for
B. according to
C. as a result of
D. in charge of
解析：这题考察词组辨析:A. in return for 作为回报B. according to 根据 C. as a result of因为,D. in charge of 负责,句意是:程光标宣布，他将在比尔·盖茨所有的捐赠项目后捐出了他所有以回报他作为一个学生得到的帮助，选A.
