There is ____ “l” and ____ “u” in the word “luck”.
Could you please give me______ on how to improve my English?
Don’t worry about , mum. I’m old enough to look after .
---_____book is this? --- I think it _____ Carla’s. It has his name on it.
You don’t look . You’d better go to see the doctor.
---Excuse me, sir. Is the swimming pool open all day? --- . Only from 6:00 pm to 10:00 pm.