GRE考试

【多选题】For Questions 16 through 20, select the two answer choices that, when used to complete the sentence, fit the meaning of the sentence as a whole and produce completed sentences that are alike in meaning.
When practicing with a bow and arrow, it is ______ to be aware of both the velocity and the trajectory of one’s arrows if one wishes to hit the target.
A、irrelevant
B、necessary
C、conventional
D、prudent
E、detrimental
F. insightful

网考网参考答案：B、 D
网考网解析：
"Necessary" and "prudent" both complete the sentence in a logical fashion by indicating the importance of assessing both velocity and trajectory. document.getElementById("warp").style.display="none"; document.getElementById("content").style.display="block"; 查看试题解析出处>>