Whose book is this?—It________ be Ning’s because it has her name on it.
Listen! Is Kitty in the next room? —No, it ______ be Kitty. She has gone to Beijing.
Do you ______ any world records? What are they?[ ]
There _______ a bank , two supermarkets and a park in the neighborhood.
As the saying goes, _________. So take it easy and read the question slowly within then given time when you take the test.