The floor does not look so bad when ________ (sweep) clean.
swept
暂无解析
Matter is the name ________ (give) to everything which has weight and occupies space.
Abeamoflightwillnotbendroundcornersunless________(make)todosowiththehelpofareflectingdevice
To succeed in a scientific research project ________.
You ________ go now. It ’s getting late.
Ifound________toanswerallthequestionswithinthetimegiven.
