It’s got eight million people.句中It's是以下哪种形式的缩写:A. It’s=" It" isB. It=" It" hasC. It’s=" It" was
—Where are Jeff and Jack?—They _______ in the river.
—Is Paul playing football now? —______.He's playing basketball.
Look!The boys are swimming in the _______.
—Where’s Mike?—He ________ newspapers at home.
—Let's go to the movies. —That ______ great.The TV show is boring.