Our monitor is the first person we can think of ________, for he is always willing to help ________ is in trouble.
Sorry, Madam. You’d better come tomorrow because it’s the visiting hours.
At the foot of the mountain .
The great hall was crowded with many people, including many children on their parents’ laps.
— Are you satisfied with her work, sir? — Not at all. It couldn’t be any .
The passenger was very impolite to the conductor, , of course, made things even worse.