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Su Yang and Su Hai? in the classroom.3. 她們?cè)诟墒裁??她們又唱又?。( ) What are you doing ? I’m . A: run B: runing C: running( ) Where’s John? .A: He’s sleeping. B: She’s sleeping. C: He’s sleep.( ) Do you like model planes? Yes, I do. I’m now.A: make, make B: making, making C: making ,make( ) Betty is the picture in the study.A: looking at. B: look at C: watching at( ) Hello, is that Wang Bing? .A: Yes, this is Wang Bing. B:Yes, I am. C: Yes. I’m Wang Bing.( )There are many balloons the apple tree. .A: at B: on C: in( ) What can you do ,Sally? I can a bike. A: ride. B: ride on C: riding on.