prep 102

Yyuan17

102.
Recent breakthroughs in technology have made it possible that high-definition digital video cameras are able to capture material with a degree of fidelity that nearly compares to 35-millimeter film and to project it digitally in theaters with no resulting loss of image quality.

(A) it possible that high-definition digital video cameras are able to capture material with a degree of fidelity that nearly compares to

(B) it possible to have high-definition digital video cameras that can capture material at a degree of fidelity almost like that with

(C) it possible for high-definition digital video cameras to capture material with a degree of fidelity nearly comparable to that of

(D) possible high-definition digital video cameras that can capture material at a degree of fidelity almost like

(E) possible high-definition digital video cameras able to capture material with a degree of fidelity that nearly compares to that with

答案选c
A和C的不同：1，C中多了that of 这与前面a degree of构成平行 2，C省略了A中的be able to
疑问：be able to可以省略么？这不是表明主观上的有能力做什么吗，省略不就改变句意了？还是说be able to 与前面的possible重复了？但是这两者意思上有区别啊