题目内容:
ScientistsbelievetheVLTwilltellusmoreabout___________
A.itsdetectingpower B.millionsoflightyearsawayinspace
C.thelocationoftheVLT
D.asanexample
E.thebirthoftheearth
F.therotationoftheearth
参考答案:
答案解析: