—why don’t we choose that road to save time? —The bridge to it
.Although it had been______ struggle for him to finish the experiment, he enjoyed the result with________ satisfaction.
― Did you go to the 2010 Shanghai World Expo?― Yes, my father took me there. It was really __________!
— What is the model plane like?— Well, the wings of the plane are_______ its body.
Why not try another way _______ you may do your experiment better and more quickly?
— Can you imagine what is Jack doing now? He is playing football outside while everyone else is busy in class!— He his homework, I think.