单词拼写

1. His parents died in the earthquake, but luckily he s ____ .

2. She did not f ____ the idea of going out in the dark because she was afraid of darkness.

3. We use flowers and balloons to d ____  our classroom on New Year's Day.

4. Students r ____ several desks to another classroom.

5. I d  ___  whether Tom has taken my watch.

体积流量的单位是（）。

A.t/h

B.m³/h

C.kg/s

D.h/m³