—Oh, I've just locked my keys in my office again.—You're always so careless, but ________ let's see what we can do about it.
—Do you know what EU stands for, Tommy?—Sure.It stands for the European Union,________ European political and economic organization that encourages trade and friendship between ________ countries that are members.
It is announced that________$20,000 reward will be offered for ________ return of the stolen sculpture.
The most important thing to keep in ________ mind when dealing with________ emergency is to stay calm.
We can never expect ________ bluer sky unless we create________ less polluted world.
Failure to face up to painful experience can be ________ form of stress itself, and can increase ________ possibility of illness.