Autumn coming, the leaves have ________turned into brown color

Will Jenny come tomorrow –I’m not sure. She ______ an hour ago without saying anything.

See the flags on top of the building?That was______we did this morning．

My friend Tom _______me __________ for anhour yesterday.

Shall we take the 10:30 train? — No. If we took that train, we _____ too late. [ ]