_____ they taking pictures ? Yes ,they are .A.Am B.Be C.Are
Did they _________ for the music competition? Yes, they did.A. come B. came
What did you see? I ________ lions and tigers.A. see B. saw
Yesterday Sam and I went ______ a bike ride.A. for B. of
Listen and tick (听音找出相应的图片,并在括号里画√表示)10’
Are you behind the tree?______ A.Yes,I'm. B.No,I'm. C.Yes,I am.