A left-luggage office is a place where bags ________ be left for a short time, especially at a railway station.

—Can you tell me what to wear at the party?—If I            you, I            the blue jeans.

(2013·浙江金华二模)A survey has shown that 40% of those killed in traffic accidents ________ if they had been wearing seat belts.

 ---Whose book is this?---It________ be Ning’s because it has her name on it.

There ______ little water in the river.