下列各句中，表达得体的一句是（ ）

But for the help you gave me, I _______ the examinations.

It is a widely held belief____honesty and integrity(正直) are the qualities ____ a leader should be made of.

It’s no long a question now ____men can land on the moon.

She’s seldom asked to do housework at home, she— . Her parents are very busy with their work, so she has to do the laundry every day.