I had a wish to go abroad for a very long time．   小题1:   Now I’m studying in the USA． My wish comes true but I am not happy here． I want to go back to China because I hate the food in the USA．    小题2:They also like fast food and fried chicken very much． But I don’t like such food．   小题3: ． There are many different kinds of food in China．   小题4:So, I often go to the Chinese restaurants in America． The food there is nice but it is very expensive In fact   小题5: ．

A．But I have no chance at all

B．the American people also like Chinese food very much．

C．I like Chinese food

D．People in the USA eat a lot of bread．E． Finally a good chance came．          

F． They are all very delicious．

下列关于硅酸的说法正确的是[ ]

A．硅酸可以由SiO₂和水通过化合反应直接制得

B．由反应Na₂SiO₃+2HCl=2NaCl+ H₂SiO₃（胶体）制取硅酸是利用了可溶性酸制难溶性酸的性质

C．因为硅酸难溶于水，所以它不能与NaOH溶液反应

D．干燥剂“硅胶”的主要成分是硅酸