-- Mom, when shall we go to Dongying Museum this weekend?-- Oh, sorry. I'm going to Beijing for a meeting. ___Saturday __ Sunday is OK.
—What are your two sisters doing?—They ______ TV.
My father ______ me to have a good job after graduation.
—What’s Jim doing?—He ______ a book.
—______ they ______ baseball?—No,they aren't.
—Where are Jeff and Jack?—They _______ in the river.