用所给词的适当形式填空(10分) 小题1:___________, our planet, Earth is becoming more and more crowded.(sad) 小题2:Most of my classmates had gone to celebrate Mr. Wang’s_________(44) birthday when I got there. 小题3:Humans on Mars will have to wear special boots to make___________(they) heavier. 小题4:The dancer fell down while she______________(spin) on the stage. 小题5:At present, it may be difficult to imagine_______________(develop) the desert. 小题6:The big prize is for one of the most famous_____________(invent). 小题7:I don’t think man will have robots______________(control) computers in the future. 小题8:Are you certain meals in the form of pills are much___________(taste)? 小题9:How many___________( toy) trains does your brother have? 小题10:The Summer Palace is a famous Chinese-style garden___________(build) in a natural landscape.