Missing the flight means _______ for another three hours.

Can I borrow the second science book from you—Sure， you return the first one to me next week.

important thing in life is to have a great aim, and ______ determinationto attain it.

Could I borrow your smart phone– _______ , but please give it back by Friday.

Hey, boys, don’t ______ anything on the boat, take ______ with you.