The flight attendant welcomed us ___ the plane. 

Be _______ — you can’t expect me to finish all this work in so little time.

There are two main sets of Games — the Winter and the Summer Olympics, and both are held every four years on a _________ basis.­­­­­

–We should use      methods to deal with different incidents. You know, anything can happen in that situation.–I got it. Thank you for reminding me.

.The man rewarded with a large amount of money was too ___ to tell his family.