In order to enter the PE exam, now we spend at _____ least half _____hour a day at school.

Is in the classroom? —No,Lily is out .

Excuse me，but is that my dictionary?—Oh, sorry, I took________ by mistake.

Can you sing the song _____ English?—Yes, I can. [ ]

He’s stopped from smoking , ________he?—Yes, he ________ stopped smoking.