Since the 1930's aircraft manufacturers have tried to build airpalces with frictionless wings, shaped so smoothly and perfectly that the air passing over them would not become turbulent.
(A) wings, shaped so smoothly and perfectly
(B) wings, wings so smooth and so perfectly shaped
(C) wings that are shaped so smooth and perfect
(D) wings, shaped in such a smooth and perfect manner
(E) wings, wings having been shaped smoothly and perfectly so
我的疑問事關於(A),(A)還原後應是 wings, which were shaped so smoothly and perfectly ,我想請問 shaped 是否 一定要放於 so 之後,而so之前是否只能放真正的動詞 were ,這是根據OG-153 的正確答案
(A) A recording system was so secretly installed and operated in the Kennedy Oval Office that ... 所產生之疑問項確定一下 !!