The reason　　　　 being late for the meeting was 　　　　 his little son fell in this morning

一Can you finish______these books before 10 o’clock一Yes, I can.

Those tigers in the forest never_____ people unless they are very hungry.

early ____ nothing to do, the soldiers left thevillage the next day

下列各句中，表达得体的一句是（ ）