----Doctors, it seems that you like to work with animals.----Yes, I think animals should ______ as our friends.
—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.