The railway Qinghai to Tibet is the longest plateau (高原) railway in the world.
-------How much is the ticket to Central Park? --------A one-way ticket_______$40,and you can _____another $20 for a round-trip.
-----Do you think Peter would be a good monitor? -------______________.
-----Pay attention to details when solving difficult problems. ------______________.
We just need one of you for the game,_____you____your brother can join us.
We’re not sure if it____ tomorrow.If it_____,we won’t go hiking.