May I ______ you to write me a receipt?

Eat any cake you like and leave the others for ______ comes in late.

Beijing ________ a lot over the years. Now it has become one of the biggest ______ in the world.

It was the President himself______ opened the door

Hurry up, honey! We have to arrive at the airport by 11:00 o’clock, _____ we will miss the flight[ ]