The possibility of peace talks between the two sides ______ whether the demands of various aspects can be met.

Where’s your father?—He __________ to Singapore for a meeting. He ________ there twice.

What do you do __________ National Day?[ ]

Have you finished you work? Yes, I have finished it. I finished it 1 hour ago.

___ do you go to see your grandparents?— Once a month. [ ]