jack is fiying the kite now.对fiying the kite提问

jack is fiying the kite now.对fiying the kite提问 Jack is fiying a kite now.对fiying a kite 提问 Look,so many birds_ in the sky.A is fiying B are fiying C was flying D were fiying Is teh bird fiying ni the sky?什么意思? The time still in 、was we is fiying There is b( ) fiying in the sky. 填空 The bird is fiying.变否定句急! The girl is afraid _____.A.at fiy B.at fiying C.of fiy D.of fiying选择 YangLiwei is the _____(one) _____(China) astronaut Fiying into the space look The children __kites over there.a.flewb.flyc.are fiyingd.is fiying look,Nick with his parents ---------kites in the park1.fiy 2.is flying 3.are fiying do you know the building __________which is fiying a red flag The balloon is fiying high.I can't g__ it.急,非常急! fred is afraid of fiying.he feels a anixous before he gets on the plane是什么意思 （ ）the children fiying kites?A.Is B.Does c.Are -IS jack in the library? A bird is fiying h____ overhead now. .Jack is the strongest boy in the