13. They were surprised that a child ______ work out the problem while they themselves couldn’t.

Do you think that Kobe will be elected as the MVP this year——It_________him. He has retired(退役) since April 13.

She devoted herself __________ to her research and it earned her a good reputation in her field

___________ do you go shopping— Twice a month.

Mary said that she ___________London.