网址：http://m.1010jiajiao.com/timu3_id_2624637[举报]
________ under the tree? No，they aren’t.A．Where are B．Are they C．Is it
________ under the tree? No， they aren’t.
A．Where are B．Are they C．Is it
________ under the tree? No，they aren’t．
A．Where are B．What is C．Are the balls D．Is the ball
--- ________ under the tree? --- No，they aren’t.
A．Where are B．What is C．Are they D．Is it