Because inquiry learning curriculum is still at exploring and pilot stage at present, to further investigation of this problem, have certain foresightedness.
因为研究性学习课程目前还处于探索和试点阶段，对此问题的深入研究，具有一定的前瞻性。
2
The Air Force started a full FBI background check on the pilot and held him overnight during the investigation.
空军开始对他进行FBI式的检查，调查期间，晚上他也被扣押着。
3
Initial investigation showed that there was a student pilot aboard the plane, police said.