--_______may I keep this book? --For two weeks.
It took the firemen six hours to________ the fire.
—Must I clean the blackboard now? —No, you _______ clean it later.
----Can we find before an earthquake?----Yes. Some animals will run wildly and some plants will come out in the wrong season.
They___________ there last Saturday.、
We___________ win the game. The other team is not strong at all.