father wants to make a ----of the computer program.A.Studied B.study C.Studying D.studied这个是不是选C啊!

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father wants to make a ----of the computer program.A.Studied B.study C.Studying D.studied这个是不是选C啊!

father wants to make a ----of the computer program.A.Studied B.study C.Studying D.studied这个是不是选C啊!
father wants to make a ----of the computer program.
A.Studied B.study C.Studying D.studied
这个是不是选C啊!

father wants to make a ----of the computer program.A.Studied B.study C.Studying D.studied这个是不是选C啊!
B
make a study of
仔细研究(固定用法)
介词后加doing,但是这道题介词在后

B
make a study of 研究。。。。
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选B make a study of 是一个短语,意思是研究...