---- What was the party like?------ Lovely. It’s worth ___ all my life.
If water becomes increasingly scarce in decades ________,water shortage will become a hot issue all over the world.
If there is a lot of work ________, I'm happy to just keep on until it is finished.
To learn English well, we should find opportunities to hear English ________ as much as we can.
A cook will be immediately fired if he was found ________ in kitchen.
If you are in trouble,Mike is always willing to________a hand.