The government _________ the diplomatic (外交的) note from that country forits unclearattitudeto the trade between two countries.

My mother __________ milk before going to bed every evening.

When ____ about the possibility that Justin was taken away by aliens, Detective San Peterson, who has taken charge of the case, didn’t say much.

It ________ be the postman at the door. It’s only six o’clock. [ ]

Diaoyu Island belongs to China. —Surely it does! We Chinese will never it up.