Who ________ for the bullet train accident that has happened in Zhejiang,China?

Judging from his face_______ there was a confident smile, we knew that he didn’t lose heart

My cousin is very clever but he doesn’t work hard at his lessons.— ______.[ ]

It angered me that a neighbour accused me _____ kicking her pet. — Oh, you had the right to defend yourself _____ her accusation.

It is a long time since I last saw you This sentence means _______