She can speak _______ in front of Mack, but she can’t eat ______ in his restaurant.

Masha, a hostess on a Chinese TV program, could not forget those _______moments when she first arrived in China, _______ about Chinese culture.

It was never clear ________ the man hadn’t reported the accident sooner.[ ]

__________ of his parents are doctors.

____, they couldn’t make their head teacherchange her mind.