【单选题】Claire had her luggage ________ an hour before her plane left. [ ]
【单选题】Before making a presentation at the meeting, Caroline had a __ look at her report
【判断题】There was no need to see other universities before making her decision.
【单选题】下列各项中,不属于针叶树的特征的是( )。
【单选题】Before making her change, sofia worked_________